id stringlengths 4 7 | problem stringlengths 21 2.62k | answer stringlengths 1 24 | answer_type stringclasses 6
values | category stringclasses 14
values | difficulty stringclasses 2
values | eval_score int64 2 6 |
|---|---|---|---|---|---|---|
263760 | Calculate the derivative of the function:
{eq}g(x) = \int_0^{x^2}(t^5 - 9t^3)dt{/eq} | 2x^11 - 18x^7 | Expression | Mathematics | University | 2 |
1824982 | I have a question about lambda calculus. I just read that it doesn't matter in which way expressions get evaluated. So my question is: $(\lambda f.\lambda x.f(fx)) (\lambda y.y+1) 2$ so we can evaluate this expression like this: $(\lambda f.\lambda x.f(fx)) (\lambda y.y+1) 2$ $(\lambda x.(λy.y+1)(\lambda y.y+1)x) 2$ $(... | 4 | Integer | Computer Science | University | 2 |
134272 | Huluduey Corporation's comparative balance sheet for current assets and liabilities was as follows:
Dec 31, 2016 Dec. 31, 2015
Accounts receivable $18,000$14,400
Inventory34,80029,700
Accounts payable 27,60020,700
Dividends payable8,40010,800
Adjust net income of $160,000 for changes in operating assets and liabili... | $155,800 | Integer | Business | University | 2 |
161385 | A researcher obtains t(20) = 4.00 and Md = 9 for a repeated-measures study. If the researcher measures effect size using the percentage of variance accounted for, what value will be obtained for n²? | 0.4444 | Float | Mathematics | University | 2 |
1415662 | Find the relative maxima and relative minima, if any, of the function {eq}\displaystyle f ( x ) = \frac { x ^ { 2 } } { x ^ { 2 } - 7 } {/eq} | 0 | Integer | Mathematics | University | 2 |
530162 | Nagoya Amusements Corporation places electronic games and other amusement devices in supermarkets and similar outlets throughout Japan. Nagoya Amusements is investigating the purchase of a new electronic game called Mystic Invaders. The manufacturer will sell 20 games to Nagoya Amusements for a total price of 176,000 Y... | 20,380 | Integer | Business | University | 2 |
887269 | You are the Vice President of Finance for Exploratory Resources, headquartered in Houston, Texas. In January 2010, your firm's Canadian subsidiary obtained a six-month loan of 180,000 Canadian dollars from a bank in Houston to finance the acquisition of a titanium mine in Quebec province. The loan will also be repaid i... | $900 | Integer | Finance | University | 2 |
199505 | If price is $40 and dividends were $1.50 per share but expected to grow at 4% per year, what would be the required rate of return? | 7.9% | Percentage | Mathematics | University | 2 |
279106 | Find {eq}f'_{xyz}{/eq} of the following: {eq}f(x, y, z) = cos(4x + 3y + 2z){/eq}. | $24sin(4x+3y+2z)$ | Expression | Mathematics | University | 2 |
1076655 | If all the data points fall on the least-squares regression line in simple linear regression, which of the following is true? Select all that apply.
a. MS(Regression Model) = 100%
b. SS(Total) = 0
c. F-statistic = 0
d. SS(Regression Model) = SS(Total)
e. None of the above statements are true. | a, d | Multiple Choice | Mathematics | University | 2 |
1321748 | The December 31, 2015, balance sheet of Schism, Inc., showed long-term debt of $1,410,000, and the December 31, 2016, balance sheet showed long-term debt of $1,551,000. The 2016 income statement showed an interest expense of $102,800.
What was the firms cash flow to creditors during 2016? | -38,200 | Integer | Finance | University | 2 |
1675842 | An insect of mass m is pulled slowly from the ground on a rough hemispherical surface up to the top of the hemisphere with a tangential force. The radius of the hemisphere is R and the coefficient of friction between insect and hemisphere is 0.5. The work done by the force is KmgR/2, find the value of K. | 3 | Integer | Physics | University | 2 |
1788370 | You wish to borrow $2,000,000 to finance the construction of a small multi-family investment property. A lender is willing to give you a 10 year fixed rate fully amortizing loan at 4.5%. In what month will you have paid back exactly half of your principal balance? | 67 | Integer | Finance | University | 2 |
1926264 | Baltimore Company uses aging to estimate uncollectible. At the end of the fiscal year, December 31, 2018, Accounts Receivable has a balance that consists of:
Dollar ValueAge of AccountEstimated Collectible
$190,000< 30 days old99%
80,00030 to 60 days old91%
35,00061 to 120 days old79%
8,000> 120 days old18%
The curre... | $23,010 | Integer | Business | University | 2 |
516166 | Use the shell method to find the volume of the solid generated by revolving the region bounded by the curve {eq}y = \frac{|x|}{3} {/eq} and the line y = 1 about the x-axis. | 4\pi | Expression | Mathematics | University | 2 |
236428 | The inventory cost that can include processing costs, cost of insurance for shipping, and unloading is called:
a. ordering cost.
b. carrying cost.
c. stockout cost.
d. setup cost.
e. storing cost. | a | Multiple Choice | Business | University | 2 |
801414 | The widget industry is a constant-cost industry, so that all firms are identical. The following chart shows the industry-wide demand curve and the marginal cost curve of a typical firm:
Industry-Wide Demand:
Price ($)Quantity
2500
3400
5300
6200
8100
950
1225
1510
Firm{eq}'
{/eq}s Marginal Cost Curve:
QuantityMar... | 0 | Integer | Economics | University | 2 |
709150 | Your firm is a U.K.-based exporter of bicycles. You have sold an order to a French firm for Euro 1,000,000 worth of bicycles. Payment from the French firm fin euro) is due in 12 months. Use a money market hedge to re-denominate this one-year receivable into a pound-denominated receivable with a one-year maturity.
Con... | a | Multiple Choice | Finance | University | 2 |
252997 | A careless research assistant has presented his professor with the following unlabeled equation representing the market for Jeep Cherokees: Q = 300 + 8F - 2J. The professor then spends numerous hours trying to figure out what the equation represents. Which one of the following is a plausible best guess?
a. It is a sup... | a | Multiple Choice | Economics | University | 2 |
848459 | A man has a simple discount note for $6,200 at an ordinary bank with a discount rate of 8.61% for 40 days. What is the effective interest rate? | 8.69% | Percentage | Mathematics | University | 2 |
423019 | Your friend will put 100 balls with 5 different colors in a bag and tell you the number of balls for each color. Then you will randomly choose a ball and guess its color. After seeing the ball, if your guess is correct, you will take the ball. If not, then your friend will take the ball. This game will continue until a... | 99 | Integer | Mathematics | University | 2 |
1117807 | Suppose $G=\langle a\rangle $ has order $140$. What is the order of the intersection $\langle a^{100}\rangle$ and $\langle a^{30}\rangle$? | 7 | Integer | Mathematics | University | 2 |
681536 | In which of the following scenarios can we calculate a confidence interval for the population mean?
Choose all that apply.
a. A random sample of 60 cell phone calls is selected and the mean length of calls is determined to be 3.25 minutes with a standard deviation of 4.2 minutes.
b. A random sample of 15 women athle... | a, b, d | Multiple Choice | Mathematics | University | 2 |
2089844 | The 95% confidence interval for the population percentage for all freshmen who have taken a tour of Pattee Library during orientation week is:
A) 40% {eq}\pm{/eq} 2.45%
B) 40% {eq}\pm{/eq} 4.90%
C) 95% {eq}\pm{/eq} 40%
D) 5% {eq}\pm{/eq} 40% | A | Multiple Choice | Mathematics | University | 2 |
2099735 | I want to calculate $ \displaystyle \prod_{n=1}^{\infty} (1- {{c_i}\over a}) $ where $\displaystyle lim_{i\rightarrow \infty} c_i=0$ and $a$ is a small positive constant. Is the information I provided enough? It must converge to zero. | 0 | Integer | Mathematics | University | 2 |
1433870 | The cost function of a product is {eq}C(x) = 0.6x^2 + 140x + 130{/eq}. Find the average cost over {eq}[0,200]{/eq} | 22130 | Integer | Mathematics | University | 2 |
216114 | The risk of a portfolio:
A. increases as the number of stocks in the portfolio increases.
B. is usually measured using a statistic called the standard diversification.
C. is positively related to the average return of the portfolio.
D. bears no relationship to the average return of the portfolio. | D | Multiple Choice | Business | University | 2 |
911336 | What is the slope of the tangent line of $x^3-(xy)/(x-y)= C$, where C is an arbitrary constant, at $(1,4)$? | 43 | Integer | Mathematics | University | 2 |
880753 | Consider statements I and II below when answering this question:
I. If the United States imposes a trade restriction on Japan (i.e. a tariff or a quota), this could lead to a reduction in United States exports to Japan because fewer imports from Japan would result in U.S. Dollar appreciation relative to the Japanese Y... | C | Multiple Choice | Economics | University | 2 |
1571704 | Willingham uses a weighted-average process-costing system for its single product, which consists of Material X and Material Y. X and Y are introduced to the product as follows:
Material X: Added at the beginning of manufacturing.
Material Y: Added at the 75% stage of completion.
The company completed 40,000 units du... | c | Multiple Choice | Business | University | 2 |
905480 | If firm A has a higher debt-to-equity ratio than firm B, then:
a) firm A has a lower equity multiplier than firm B.
b) firm B has lower financial leverage than firm A.
c) firm B has a lower equity multiplier than firm A.
d) none of the above | c | Multiple Choice | Business | University | 2 |
2005260 | Why is the volume calculation $$ V = rh \cdot 2\pi r = 2\pi r^2 h $$ incorrect when trying to visualize a cylinder as rectangles with width $r$ and height $h$ revolved around the center point, even though rotating a rectangle seems to create a cylinder? | \pi r^2h | Expression | Mathematics | University | 2 |
1736291 | Sanborn, Inc., leased equipment from Chase Supply on December 31, 2014.
The lease term is for the 10-year period expiring on December 31, 2024.
The useful life of the leased asset is 10 years.
Equal annual payments under the lease are $100,000 due on December 31 of each year.
The first payment was made on December ... | D | Multiple Choice | Business | University | 2 |
1580269 | A decrease in price along the elastic segment of a demand curve will:
a) increase total utility, marginal utility, consumer surplus, and consumer expenditure
b) increase consumer surplus through a decrease in consumer expenditure
c) decrease total utility, consumer surplus, and consumer expenditure and increase marg... | a | Multiple Choice | Economics | University | 2 |
1599280 | Use the Alternating Series Remainder Theorem to determine the smallest number of terms required to approximate the sum of the series {eq}\displaystyle \sum_{n=0}^{\infty}\frac{(-1)^n}{(2n)!} with an error of less than 0.001. | 4 | Integer | Mathematics | University | 2 |
156070 | What is the most likely distance from the nucleus to find an electron in 2p state? | 4a_0 | Expression | Physics | University | 2 |
282321 | Chad's income went from $1,000 per week to $1,500 per week. As a result, he increased his consumption of steak from 1 pound a week to 3 pounds a week. Based on his consumption patterns, the income elasticity of steak for Chad is
a) 2.50.
b) -1.50.
c) .50
d) -.50 | a | Multiple Choice | Economics | University | 2 |
584331 | Suppose that the price {eq}p{/eq} (in dollars) and the weekly sales {eq}x{/eq} (in thousand of units) of a certain commodity satisfy the demand equation {eq}4p^3+x^2=125,000{/eq}. Determine the rate at which sales are changing at a time when {eq}x-250, \ p=25{/eq}, and the price is fallen at the rate of {eq}3.40{/eq} p... | 51 | Integer | Mathematics | University | 2 |
1920952 | If births in a hospital occur randomly at an average rate of 1.8 births per hour, what is the probability of observing 4 births in a given hour at the hospital? | 0.0723 | Float | Mathematics | University | 2 |
1615311 | What is the slope of the tangent line of #(x-y^2)/(xy+1)= C #, where C is an arbitrary constant, at #(1,2)#? | 1 | Integer | Mathematics | University | 2 |
1579329 | Suppose that a molecular ion with charge -10e is embedded within the 5.0-nm-thick cell membrane of a cell with membrane potential -70 mV. What is the electric force on the molecule? | 2.24e-11 N | Float | Physics | University | 2 |
2085720 | Three +0.17 C charges form an equilateral triangle 1.0 m on a side. Using energy supplied at the rate of 0.50 kW, how many days would be required to move one of the charges to the midpoint of the line joining the other two charges? | 12.03 days | Float | Physics | University | 2 |
1011576 | Two long straight wires at separation d=10.9cm carry currents of i1=4.25mA and i2=3.00i1 out of the page. At what coordinate on the x axis in centimeters is the net magnetic field due to the currents equal to zero? | 2.725cm | Float | Physics | University | 2 |
1091111 | You want to borrow $38,400 and can afford monthly payments of $960 for 48 months, but no more. Assume monthly compounding. What is the highest APR rate you can afford? Use a financial calculator.
A. 9.24 percent
B. 8.67 percent
C. 8.82 percent
D. 9.01 percent
E. 9.18 percent | A | Multiple Choice | Finance | University | 2 |
1928113 | If a firm practices perfect (or first-degree) price discrimination, then its marginal revenue curve is:
i. below its demand curve
ii. above its demand curve
iii. the same as its demand curve
iv. below its average revenue curve
v. above its average revenue curve
vi. the same as its average revenue curve
A) i
B) ... | C | Multiple Choice | Economics | University | 2 |
1912759 | The monopolistic competition differs from perfect competition because in monopolistically competitive markets each of the sellers offers a somewhat different product. Moreover, a profit-maximizing firm in a monopolistic competitive market differs from a firm in a perfectly competitive market because the firm in the mon... | c | Multiple Choice | Economics | University | 2 |
476548 | What is the probability that the stock returns are less than 18.5%, given that the mean of the annual return for common stock from 1926 to 1992 was 16.5% and the standard deviation of the annual return was 19%? | 0.5418 | Float | Mathematics | University | 2 |
1485126 | A company's cost function is {eq}C(x) = \sqrt{4x^2 + 900} {/eq}dollars, where {eq}x{/eq} is the number of units. Find the number {eq}x{/eq} of units at which the marginal cost is 1.75. (Round to the nearest whole number). | 27 | Integer | Mathematics | University | 2 |
588759 | Evaluate {eq}\displaystyle \int_{\frac{\pi }{4}}^{\frac{\pi }{2}}\frac{4+9\cot x}{9-4\cot x} \ dx | ln(9\sqrt{2}/5) | Expression | Mathematics | University | 2 |
1583177 | Sales increase by $40,000 and operating costs increase by $10,000. The tax rate is 30% Net Working Capital increases by $13,000 and you buy Fixed Asset of $10,000 with a MACRS life of 5 years. There is a relevant after-tax externality of +$1,000. CBCF in year 1 is:
a. -$400
b. $25,600
c. $1,000
d. $13,600 | a | Multiple Choice | Finance | University | 2 |
117998 | Suppose that GDP is below full-employment GDP and inflation is below the targeted inflation rate. In that case, a possible, desirable macroeconomic policy would focus on:
a. generating a positive supply shock
b. shifting the ADE curve to the right
c. cutting taxes
d. all of the above | c | Multiple Choice | Economics | University | 2 |
506204 | Ferro Co. has outstanding 15-year non-callable bonds with a face value of $1,000. These bonds have a current market price of $1,329.55, a coupon rate of 12%, and annual coupon payments. The company faces a tax rate of 45%. If the company wants to issue new debt, what would be a reasonable estimate for its after-tax cos... | c | Multiple Choice | Finance | University | 2 |
1068138 | Emerson Inc. is considering leasing a radiographic x-ray machine. The lease lasts three years. The lease calls for four payments of $20,000 per year with the first payment occurring immediately. The computer would cost $120,000 to buy and would be straight-line deprecated to a zero salvage value over three years. The a... | $108,000 | Integer | Business | University | 2 |
1027220 | Dr. Patriot has been working on an advanced ballistic missile technology for the U.S. military. The technology is expected to be available to the military seven years from today. It will generate an annual income of $2,000,000 seven years from now and that annual income will grow at 2 percent perpetually starting that ... | b | Multiple Choice | Business | University | 2 |
324837 | You estimate the economy will be really booming next year with 30% probability, and normal with 70% probability. Your analysis of an airline company suggests that the company stock will return 15% if the economy booms, and only 6% if the economy is normal.
What is the standard deviation of this stock's return? | 4.12% | Percentage | Finance | University | 2 |
1159955 | You buy a 12 percent, 30-year, $1,000 par value floating rate bond in 1999. By the year 2014, rates on bonds of similar risk are up to 14 percent. What is your one best guess as to the value of the bond? | $1,000.00 | Float | Finance | University | 2 |
1442978 | Why does $T(w_i',w_j')=0$ if $i\neq j$? In particular, how do I show that $T(w_i',w_{n+1}')=0$ for all $1\leq i\leq n$, given that $T(w_i',w_j')=0$ for $i\neq j$ and all $1\leq i,j\leq n$, and that $T(w_i',w_{n+1}')=T(w_i,w_{n+1})$? | 0 | Integer | Mathematics | University | 2 |
1895142 | Each project should be judged against the:
A. The going interest rate at that point in time.
B. The cost of new common stock equity.
C. None of the above. | C | Multiple Choice | Business | University | 2 |
1840079 | Why must the magnetic field in a perfect conductor be 0? | 0 | Integer | Physics | University | 2 |
794967 | Let {eq}F(x) = \int^{x^2}_1 \ln(t)dt.
{/eq} Find F'(2). | 4ln(4) | Expression | Mathematics | University | 2 |
665736 | Why is $\frac{∂v}{∂x}$= $\frac{2xy}{x^2+y^2}$? Shouldn't it be $\frac{-2xy}{x^2+y^2}$ and shouldn't $v$ be $\frac{-2xy}{x^2+y^2}$? | $\frac{2xy}{x^2+y^2}$ | Expression | Mathematics | University | 2 |
2048063 | The capital structure for Purnen Corporation is given below.
Debt: 10%, 1,500 bonds, 20 years to maturity, selling for 105% of par. The bonds have a $1,000 par value each and make annual payments.
Common stock: 3,000,000 shares outstanding at a par value of $1, selling for $35 a share. The expected dividend is $2.8, ... | d | Multiple Choice | Business | University | 2 |
1773667 | Which of the following values can never be zero?
a. Average propensity to consume.
b. Marginal propensity to consume.
c. Average propensity to save.
d. Marginal propensity to save. | a | Multiple Choice | Economics | University | 2 |
1952853 | Let {eq}\displaystyle
F(x, y) = \langle y^2, x^2 \rangle.
{/eq}
Use Green's Theorem to calculate the work done by {eq}\displaystyle
F
{/eq} on a particle moving counter-clockwise around the triangle bounded by {eq}\displaystyle
x = 0, y = 0, x + y = 1.
{/eq} | 0 | Integer | Mathematics | University | 2 |
562928 | Everlast Co. manufactures a variety of drill bits. The company's plant is partially automated. The budget for the year includes a $612,000 payroll for 7,400 direct labor hours. Listed below is cost driver information used in the product-costing system:
Overhead Cost PoolBudgeted OverheadCost DriverEstimated Cost Driv... | B | Multiple Choice | Business | University | 2 |
624022 | Because Ryan got a flu vaccine, his roommate Mitch who had a low immune system was spared from getting the flu. This is even without Mitch paying for and getting a vaccine. This story is an example of:
a. The negative externality from a vaccine since the vaccine service seller should have been compensated 2x what it r... | e | Multiple Choice | Economics | University | 2 |
2071723 | Assume that Darcy Industries had the following inventory values:
Inventory cost (on December 31, 2014) = {eq}\$500
{/eq}
Inventory market (on December 31, 2014) = {eq}\$450
{/eq}
Inventory net realizable value (on December 31, 2014) = {eq}\$440
{/eq}
Inventory market (on June 30, 2015) = {eq}\$520
{/eq}
Invent... | b | Multiple Choice | Business | University | 2 |
551469 | The C Company forecasts that total overhead for the current year will be $12,000,000 and that total machine hours will be 200,000 hours. Year to date, the actual overhead is $8,000,000 and the actual machine hours are 100,000 hours. If the C Company uses a predetermined overhead rate based on machine hours for applying... | B | Multiple Choice | Business | University | 2 |
1217279 | NanTech Corporation's next dividend is expected to be $1.75. Dividend growth has been a consistent 7% per year. If investors want a 12% return, determine the stock price 5 years ago. | $25 | Float | Finance | University | 2 |
577284 | A uniformly charged solid insulating sphere has radius {eq}R
{/eq}. The electric field at {eq}r = 3R
{/eq} has a value of {eq}150 \ N/C
{/eq}. What is the magnitude of the electric field at {eq}r = \frac{R}{3}
{/eq}? ({eq}r
{/eq} is the distance from the center of the sphere) | 450 N/C | Integer | Physics | University | 2 |
1105188 | Which of the following facts is TRUE?
a. The U.S. Department of Health and Human Services issued rules and regulations that must be followed when working with human participants.
b. If there is no risk in a research study, the study is exempt from an institutional review board review.
c. Federal funding for institut... | a | Multiple Choice | Philosophy | University | 2 |
41052 | Rockinghouse Corp. plans to issue seven-year zero coupon bonds. It has learned that these bonds will sell today at a price of $439.76.
Assuming annual coupon payments, what is the yield to maturity on these bonds? | 12% | Percentage | Finance | University | 2 |
1006671 | Use integration to find the area of the region inside the circle (x - 4)^2 + y^2 = 16 and outside the circle x^2 + y^2 = 16. | 8/3(2pi + 3sqrt(3)) | Expression | Mathematics | University | 2 |
1130694 | Ramort Company reports the following cost data for its single product. The company regularly sells 22,000 units of its product at a price of $64.00 per unit.
Direct materials
$10.40 per unit
Direct labor
$12.40 per unit
Overhead costs for the year
Variable o... | 774000 | Integer | Business | University | 2 |
788676 | Expand $\ln (1 - ax)$ in a Taylor series out to second order for small values of $x$. | -ax-(a^2x^2)/2 | Expression | Mathematics | University | 2 |
89178 | Merchants Bank offers to lend you $30,000 at a nominal rate of 6.0%, simple interest, with interest paid quarterly. Gold Coast Bank offers to lend you the $30,000, but it will charge 7.0%, simple interest, with interest paid at the end of the year. What's the difference in the effective annual rates charged by the two ... | D | Multiple Choice | Finance | University | 2 |
1053773 | The curves {eq}r_{1}(t) = <5t, t^2, t^4 >{/eq} and {eq}r_{2}(t) =<sin(t), sin(2t), 4t> {/eq} intersect at the origin. Find their angle of intersection, {eq}\theta{/eq}, correct to the nearest degree. | 77 | Integer | Mathematics | University | 2 |
127437 | When a particle of mass {eq}m
{/eq} is at {eq}(x, 0)
{/eq}, it is attracted toward the origin with a force whose magnitude is {eq}k/x^2
{/eq}. If the particle starts from rest at {eq}x = b
{/eq} and is acted on by no other forces, find the work done on it by the time it reaches {eq}x = a, 0 < a < b
{/eq}. | k(1/a - 1/b) | Expression | Physics | University | 2 |
1358244 | Growth opportunities do what to the what of debt financing for a firm's managers/shareholders?
a. increase; advantage
b. decrease; advantage
c. decrease; disadvantage
d. both increase; advantage and decrease; disadvantage
e. none of the above | b | Multiple Choice | Business | University | 2 |
2100081 | How many non-zero terms of the Taylor series of f(x) = sin x estimates sin(π/4) within 0.01? | 2 | Integer | Mathematics | University | 2 |
1157950 | Money is debt.
a. True
b. False | a | Multiple Choice | Economics | University | 2 |
500762 | Use Stoke's theorem to evaluate {eq}\displaystyle \int_CF\cdot dr
{eq} and C is oriented counterclockwise as viewed from above, where {eq}\displaystyle F(x,y,z)=\arctan\frac{x}{y}i+\ln\sqrt{x^2+y^2}j+k {eq} and C is the triangle with vertices {eq}\displaystyle (0,0,0),\ (1,1,1),\ (0,0,2). | 0 | Integer | Mathematics | University | 2 |
1303898 | Your bank offers you a $70,000 line of credit with an interest rate of 2.75% per quarter. The loan agreement also requires that 5% of the unused portion of the credit line be deposited in a non-interest bearing account as a compensating balance. Your short-term investments are paying 1/2 of 1% per month.
What is your ... | d | Multiple Choice | Finance | University | 2 |
1162215 | Tight Money Policy is implemented by:
a. the federal government when there is inflation.
b. Congress when there is a budget surplus.
c. the Fed when there is budget deficit.
d. none of the above | a | Multiple Choice | Economics | University | 2 |
1492892 | Which of the following statements is true about the market demand curve for labor?
a The market demand curve will be perfectly inelastic since firms need labor.
b The market demand curve shows the quantities of labor demanded by all firms in the industry at various marginal products.
c The market demand curve is the... | d | Multiple Choice | Economics | University | 2 |
2086348 | When is driver tracing used?
a. When the resource is shared by more than one activity.
b. When the resource is exclusive to the activity.
c. When the resource is a labor resource.
d. All of these choices are correct. | a | Multiple Choice | Business | University | 2 |
1497430 | A cellular phone company offers you an innovative pricing scheme: When you make a call, the marginal cost of the mth minute of the call is {eq}c(m) = \frac {20 }{ m + 100}
{/eq} dollars per minute. If you make a cellular call that lasts 60 minutes, how much will it cost you? | 9.40 | Float | Mathematics | University | 2 |
469924 | The random variable X is Normally distributed with mean {eq}-2 {/eq} and standard deviation {eq}3 {/eq}. Compute {eq}P(X < 0) {/eq} rounding to 4 decimal places. | 0.7486 | Float | Mathematics | University | 2 |
544608 | We know that $\forall x \in [2,+\infty)$, $$\frac{x^6(1+\cos^2 x)}{(x-1)^2(x+1)^2x^a} \leq \frac{2x^6}{(x-1)^2(x+1)^2x^a}$$ And it's easy to prove that $\int_2^{\infty} \frac{2x^6}{(x-1)^2(x+1)^2x^a} dx$ converges if and only if $a>3$. Is it legitimate to conclude that $\int_2^{\infty} \frac{x^6(1+\cos^2 x)}{(x-1)^2(x+... | a > 3 | Expression | Mathematics | University | 2 |
1603583 | How to integrate $\exp(−\sin(θ))\cos(θ+\cos(θ))$ using the residue theorem? | 0 | Integer | Mathematics | University | 2 |
1507138 | To maximize learning, a ________ should be presented on a(n) ________ schedule.
a. CS + UCS; intermittent
b. UCS alone; continuous
c. UCS alone; intermittent
d. CS + UCS; continuous | d | Multiple Choice | Psychology | University | 2 |
2067634 | A long solid cylindrical conductor with a radius a carries a current I (a small solid wire with radius a with I in the +z direction, and a concentric tube around it with I in the -z direction). It is surrounded by a concentric tube with inner radius b and outer radius c carrying the current I in the opposite direction.... | b | Multiple Choice | Physics | University | 2 |
717163 | Suppose the own price elasticity of market demand for retail gasoline is -0.9, the Rothschild index is 0.3, and a typical gasoline retailer enjoys sales of $2,350,000 annually. What is the price elasticity of demand for a representative gasoline retailer's product? | -3 | Integer | Economics | University | 2 |
1529707 | Cell phone cases are not the most critical product the Verizon store sells. Therefore, they use a monthly periodic review to manage this inventory. Assume the reorder period plus lead time is one month. Shown below is the sales data for cell phone cases for the last 5 months. Assume the monthly standard deviation is 61... | 1288 | Integer | Business | University | 2 |
826429 | a company is considering an iron ore extraction project that requires an initial investment of 1000000 and will yield annual cash flows of 350263 for 4 years. The company's hurdle rate is 9%. Calculate IRR. | 15% | Percentage | Finance | University | 2 |
504856 | How large a sample is needed in order to be {eq}99\%{/eq} confident that the sample proportion will not differ from the true proportion by more than {eq}3\%{/eq}, given a pollster wishes to estimate the number of left-handed scientists, and a random sample of {eq}72{/eq} science generated the following confidence inter... | 888 | Integer | Mathematics | University | 2 |
120365 | Business strategy concerns:
A. the actions and approaches crafted by management to produce successful performance in one specific line of business.
B. what set of businesses to be in and why.
C. selecting a business model to use in pursuing business objectives.
D. selecting a set of stretch financial and strategic ... | A | Multiple Choice | Business | University | 2 |
489113 | On July 1, 2016, Pillar company issued 8% bonds in the face amount of $5,000,000, which mature on July 1, 2022. The bonds were issued for $4,365,000 to yield 11%. Pillar uses the effective interest method of amortizing bond discount. Interest is payable annually on June 30. On June 30, 2019, the unamortized bond should... | $367,130.68 | Float | Business | University | 2 |
1373160 | Evaluate the limit if it exits: {eq}\lim_{x \to 0} \frac{e^{x} - x - 1}{cos \space x - 1} {/eq} | -1 | Integer | Mathematics | University | 2 |
687066 | Find an approximation of the series {eq}\displaystyle \sum_{n \ = \ 1}^{\infty} \frac{(-1)^n}{n \ 4^n} {/eq} correct to 3 decimal places. | -0.224 | Float | Mathematics | University | 2 |
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