Practice post utme uniport economics 2023 Past Questions

Question 1

A country's government is considering a policy to reduce inflation by increa\sing interest rates. However, this policy may also lead to a decrease in economic growth. U\sing the Phillips Curve model, explain the trade-off between inflation and unemployment in this scenario.

A. The Phillips Curve shows a direct trade-off between inflation and unemployment, where a decrease in inflation leads to an increase in unemployment.

Correct B. The Phillips Curve shows an inverse trade-off between inflation and unemployment, where a decrease in inflation leads to a decrease in unemployment.

C. The Phillips Curve does not show a trade-off between inflation and unemployment.

D. The Phillips Curve shows a trade-off between inflation and economic growth, where a decrease in inflation leads to an increase in economic growth.

Correct Answer: B

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Question 2

A firm is considering a new investment project with the following cash flows: Year 0: -₦100,000, Year 1: ₦50,000, Year 2: ₦70,000, Year 3: ₦90,000. U\sing the Net Present Value (NPV) method, calculate the present value of the project's cash flows and determine whether the project is profitable.

A. The present value of the project's cash flows is ₦20,000, and the project is profitable.

B. The present value of the project's cash flows is ₦30,000, and the project is profitable.

Correct C. The present value of the project's cash flows is ₦40,000, and the project is profitable.

D. The present value of the project's cash flows is ₦50,000, and the project is not profitable.

Correct Answer: C

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Question 3

A monopolistically competitive firm faces the following demand curve: Q = 100 - 2P. The firm's marginal \cost curve is MC = ₦20. U\sing the concept of profit maximization, determine the firm's optimal price and quantity.

A. The firm's optimal price is ₦40, and the optimal quantity is 40 units.

Correct B. The firm's optimal price is ₦50, and the optimal quantity is 50 units.

C. The firm's optimal price is ₦60, and the optimal quantity is 60 units.

D. The firm's optimal price is ₦70, and the optimal quantity is 70 units.

Correct Answer: B

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Question 4

A consumer has the following utility function: U = 2x + 3y. The consumer's budget constraint is 2x + 3y = ₦100. U\sing the concept of consumer equilibrium, determine the consumer's optimal consumption bundle.

Correct A. The consumer's optimal consumption bundle is (x, y) = (20, 30).

B. The consumer's optimal consumption bundle is (x, y) = (30, 20).

C. The consumer's optimal consumption bundle is (x, y) = (40, 10).

D. The consumer's optimal consumption bundle is (x, y) = (10, 40).

Correct Answer: A

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Question 5

A central bank is considering a monetary policy to reduce inflation. The central bank has the following instrument: reserve requirement. U\sing the concept of monetary policy transmission, explain how the central bank's action will affect the economy.

Correct A. The central bank's action will reduce the money supply, which will lead to a decrease in inflation.

B. The central bank's action will increase the money supply, which will lead to an increase in inflation.

C. The central bank's action will have no effect on the money supply or inflation.

D. The central bank's action will increase the interest rate, which will lead to a decrease in inflation.

Correct Answer: A

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Question 6

A firm's production function is given by Q = 2L^0.5K^0.5, where Q is output, L is labor, and K is capital. If the firm's current labor and capital inputs are 16 and 9 respectively, what is the marginal product of labor?

A. 1

Correct B. 2

C. 3

D. 4

Correct Answer: B

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Question 7

A country's demand for foreign exchange is given by the equation MD = 100 + 2Y, where MD is demand for foreign exchange and Y is income. If the country's income is 500, what is the demand for foreign exchange?

A. 200

B. 300

Correct C. 400

D. 500

Correct Answer: C

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Question 8

A firm's supply function is given by MS = 10 + 2Q, where MS is marginal \cost and Q is output. If the firm's current output is 5, what is the marginal \cost?

A. 10

B. 12

Correct C. 14

D. 16

Correct Answer: C

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Question 9

A country's balance of payments is given by the equation BOP = X - M, where BOP is balance of payments, X is exports, and M is imports. If the country's exports are 100 and imports are 80, what is the balance of payments?

A. 10

Correct B. 20

C. 30

D. 40

Correct Answer: B

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Question 10

A firm's production function is given by Q = 2L^0.5K^0.5, where Q is output, L is labor, and K is capital. If the firm's current labor and capital inputs are 16 and 9 respectively, what is the marginal product of capital?

A. 1

B. 2

C. 3

Correct D. 4

Correct Answer: D

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Question 11

The government of Nigeria has introduced a new policy to increase the production of rice in the country. The policy includes providing subsidies to farmers, improving irrigation systems, and increa\sing the availability of fertilizers. However, the policy has been criticized for being too expensive and not addres\sing the root causes of the problem. Which of the following best describes the opportunity \cost of implementing this policy?

A. The opportunity \cost is the reduction in the production of other crops due to the increased focus on rice production.

B. The opportunity \cost is the increase in the price of rice due to the subsidies provided to farmers.

Correct C. The opportunity \cost is the reduction in the government's revenue due to the increased exp\enditure on the policy.

D. The opportunity \cost is the decrease in the quality of life of the people due to the increased focus on rice production.

Correct Answer: C

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Question 12

A firm is producing a good with the following \cost function: C(q) = 2q^2 + 10q + 100. The firm is currently producing 10 units of the good. What is the marginal \cost of producing the 11th unit?

A. 20

Correct B. 30

C. 40

D. 50

Correct Answer: B

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Question 13

The demand for a good is given by the equation: Qd = 100 - 2P. The supply of the good is given by the equation: Qs = 2P - 10. What is the equilibrium price and quantity of the good?

Correct A. Price: 20, Quantity: 40

B. Price: 30, Quantity: 50

C. Price: 40, Quantity: 60

D. Price: 50, Quantity: 70

Correct Answer: A

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Question 14

A firm is producing a good with the following revenue function: R(q) = 20q - 0.5q^2. The firm is currently producing 10 units of the good. What is the marginal revenue of producing the 11th unit?

A. 15

Correct B. 20

C. 25

D. 30

Correct Answer: B

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Question 15

The government of Nigeria has introduced a new policy to increase the production of rice in the country. The policy includes providing subsidies to farmers, improving irrigation systems, and increa\sing the availability of fertilizers. However, the policy has been criticized for being too expensive and not addres\sing the root causes of the problem. What is the opportunity \cost of implementing this policy?

A. The opportunity \cost is the reduction in the production of other crops due to the increased focus on rice production.

B. The opportunity \cost is the increase in the price of rice due to the subsidies provided to farmers.

Correct C. The opportunity \cost is the reduction in the government's revenue due to the increased exp\enditure on the policy.

D. The opportunity \cost is the decrease in the quality of life of the people due to the increased focus on rice production.

Correct Answer: C

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Question 16

A firm is producing a good with the following \cost function: C(q) = 2q^2 + 10q + 100. The firm is currently producing 10 units of the good. What is the total \cost of producing 20 units of the good?

A. 1000

B. 1200

Correct C. 1400

D. 1600

Correct Answer: C

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Question 17

The demand for a good is given by the equation: Qd = 100 - 2P. The supply of the good is given by the equation: Qs = 2P - 10. What is the equilibrium price and quantity of the good?

Correct A. Price: 20, Quantity: 40

B. Price: 30, Quantity: 50

C. Price: 40, Quantity: 60

D. Price: 50, Quantity: 70

Correct Answer: A

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Question 18

A firm is producing a good with the following revenue function: R(q) = 20q - 0.5q^2. The firm is currently producing 10 units of the good. What is the total revenue of producing 20 units of the good?

A. 300

Correct B. 400

C. 500

D. 600

Correct Answer: B

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Question 19

A firm's production function is given by Q = 2L^\( 1/2 \)K^\( 1/2 \), where Q is output, L is labor, and K is capital. If the firm's labor and capital are fixed at 16 and 25 respectively, what is the marginal product of labor?

A. 4L^\( 1/2 \)K^\( 1/2 \)

B. 2L^\( -1/2 \)K^\( 1/2 \)

Correct C. 8L^\( -1/2 \)K^\( 1/2 \)

D. 16L^\( -1/2 \)K^\( 1/2 \)

Correct Answer: C

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Question 20

A consumer's utility function is given by U = 2x + 3y, where x and y are the quantities of two goods consumed. If the consumer's budget constraint is 4x + 5y = 20, what is the consumer's optimal bundle of goods?

Correct A. (2, 2)

B. (4, 0)

C. (0, 4)

D. (3, 3)

Correct Answer: A

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Question 21

A firm's demand function for a good is given by Q = 100 - 2P, where Q is the quantity demanded and P is the price. If the firm's marginal revenue function is given by MR = 200 - 2Q, what is the firm's optimal price?

A. 20

Correct B. 30

C. 40

D. 50

Correct Answer: B

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Question 22

A consumer's indifference curve is given by the equation 2x + 3y = 6, where x and y are the quantities of two goods consumed. If the consumer's budget constraint is 4x + 5y = 20, what is the consumer's optimal bundle of goods?

Correct A. (2, 2)

B. (4, 0)

C. (0, 4)

D. (3, 3)

Correct Answer: A

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Question 23

A firm's production function is given by Q = 2L^\( 1/2 \)K^\( 1/2 \), where Q is output, L is labor, and K is capital. If the firm's labor and capital are fixed at 16 and 25 respectively, what is the firm's optimal level of output?

A. 16

B. 25

Correct C. 32

D. 50

Correct Answer: C

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Question 24

A consumer's utility function is given by U = 2x + 3y, where x and y are the quantities of two goods consumed. If the consumer's budget constraint is 4x + 5y = 20, what is the consumer's optimal bundle of goods?

Correct A. (2, 2)

B. (4, 0)

C. (0, 4)

D. (3, 3)

Correct Answer: A

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Question 25

A firm's demand function for a good is given by Q = 100 - 2P, where Q is the quantity demanded and P is the price. If the firm's marginal revenue function is given by MR = 200 - 2Q, what is the firm's optimal price?

A. 20

Correct B. 30

C. 40

D. 50

Correct Answer: B

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