Practice post utme unn economics 2024 Past Questions

Question 1

A monopolistically competitive firm faces a demand curve with a cons\tant elasticity of -2. If the firm's marginal revenue (MR) curve is given by MR = 100 - 2Q, find the firm's optimal output level.

A. 20 units

Correct B. 30 units

C. 40 units

D. 50 units

Correct Answer: B

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Question 2

A consumer's utility function is given by U(x, y) = 2x + 3y. If the consumer's budget constraint is 10x + 5y = 50, find the consumer's optimal consumption bundle.

Correct A. x = 2, y = 4

B. x = 3, y = 5

C. x = 4, y = 6

D. x = 5, y = 7

Correct Answer: A

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Question 3

A firm's production function is given by Q = 2L^2 + 3K. If the firm's \cost function is given by C(L, K) = 10L + 20K, find the firm's optimal input levels.

Correct A. L = 2, K = 3

B. L = 3, K = 4

C. L = 4, K = 5

D. L = 5, K = 6

Correct Answer: A

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Question 4

A country's government imposes a tax on a firm's output. If the firm's supply curve is given by Q = 2P - 10 and the tax rate is 20%, find the firm's new supply curve.

Correct A. Q = 1.6P - 8

B. Q = 1.8P - 9

C. Q = 2P - 8

D. Q = 2.2P - 9

Correct Answer: A

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Question 5

A firm's demand curve is given by Q = 100 - 2P. If the firm's marginal revenue (MR) curve is given by MR = 100 - 2Q, find the firm's optimal price and output level.

A. P = 20, Q = 40

Correct B. P = 30, Q = 50

C. P = 40, Q = 60

D. P = 50, Q = 70

Correct Answer: B

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Question 6

A firm is operating under a perfectly competitive market structure. If the firm's marginal revenue (MR) is greater than its marginal \cost (MC), what will be the effect on the firm's output?

A. The firm will reduce its output.

Correct B. The firm will increase its output.

C. The firm's output will remain unchanged.

D. The firm will exit the market.

Correct Answer: B

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Question 7

A country's GDP is ₦100 billion, and its GNP is ₦120 billion. What is the value of net factor income from abroad?

Correct A. ₦20 billion

B. ₦10 billion

C. ₦5 billion

D. ₦15 billion

Correct Answer: A

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Question 8

A firm is facing a downward-sloping demand curve. If the firm's marginal revenue (MR) is decrea\sing, what will be the effect on the firm's output?

A. The firm will increase its output.

Correct B. The firm will reduce its output.

C. The firm's output will remain unchanged.

D. The firm will exit the market.

Correct Answer: B

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Question 9

A firm is operating under a monopoly market structure. If the firm's marginal revenue (MR) is greater than its marginal \cost (MC), what will be the effect on the firm's output?

A. The firm will reduce its output.

Correct B. The firm will increase its output.

C. The firm's output will remain unchanged.

D. The firm will exit the market.

Correct Answer: B

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Question 10

A country's GDP is ₦100 billion, and its GNP is ₦120 billion. What is the value of net factor income from abroad?

Correct A. ₦20 billion

B. ₦10 billion

C. ₦5 billion

D. ₦15 billion

Correct Answer: A

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Question 11

A firm's demand curve is given by Q = 100 - 2P, where Q is the quantity demanded and P is the price. If the firm's revenue function is R(P) = P$ 100 - 2P $, find the price at which the firm's revenue is maximized.

A. ₦20

Correct B. ₦30

C. ₦40

D. ₦50

Correct Answer: B

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Question 12

A consumer's utility function is given by U(x, y) = 2x + 3y, where x and y are the quantities of two goods consumed. If the consumer's budget constraint is 2x + 3y = 12, find the optimal quantities of x and y that maximize the consumer's utility.

Correct A. x = 2, y = 4

B. x = 3, y = 3

C. x = 4, y = 2

D. x = 5, y = 1

Correct Answer: A

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Question 13

A firm's supply curve is given by Q = 2P + 10, where Q is the quantity supplied and P is the price. If the firm's marginal \cost function is MC(P) = 2P + 5, find the price at which the firm's marginal revenue equals its marginal \cost.

A. ₦15

Correct B. ₦20

C. ₦25

D. ₦30

Correct Answer: B

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Question 14

A consumer's demand curve is given by Q = 100 - 2P, where Q is the quantity demanded and P is the price. If the consumer's income is ₦1000, find the price at which the consumer's demand is elastic.

A. ₦20

Correct B. ₦30

C. ₦40

D. ₦50

Correct Answer: B

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Question 15

A firm's supply curve is given by Q = 2P + 10, where Q is the quantity supplied and P is the price. If the firm's marginal \cost function is MC(P) = 2P + 5, find the price at which the firm's marginal revenue equals its marginal \cost.

A. ₦15

Correct B. ₦20

C. ₦25

D. ₦30

Correct Answer: B

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Question 16

A monopolistically competitive firm faces a demand curve with a cons\tant elasticity of -2. If the firm's marginal revenue (MR) is given by MR = 100 - 2Q, where Q is the quantity sold, what is the firm's optimal quantity?

A. 20 units

B. 30 units

Correct C. 40 units

D. 50 units

Correct Answer: C

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Question 17

A country's balance of payments (BOP) is given by the following equation: BOP = $ X - M $ + $ F - I $, where X is exports, M is imports, F is foreign investment, and I is domestic investment. If the country's exports are $100 billion, imports are $80 billion, foreign investment is $20 billion, and domestic investment is $15 billion, what is the country's balance of payments?

Correct A. $5 billion surplus

B. $10 billion surplus

C. $15 billion deficit

D. $20 billion deficit

Correct Answer: A

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Question 18

A firm's production function is given by Q = 100K^0.5L^0.5, where Q is output, K is capital, and L is labor. If the firm's capital is 100 units and labor is 50 units, what is the firm's output?

A. 50 units

B. 75 units

Correct C. 100 units

D. 125 units

Correct Answer: C

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Question 19

A country's inflation rate is given by the following equation: inflation rate = $ P - P^* $ / P^*, where P is the current price level and P^* is the equilibrium price level. If the current price level is $100 and the equilibrium price level is $80, what is the country's inflation rate?

A. 20%

B. 25%

Correct C. 30%

D. 35%

Correct Answer: C

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Question 20

A monopolist faces a demand curve with a cons\tant elasticity of -1. If the firm's marginal revenue (MR) is given by MR = 200 - Q, where Q is the quantity sold, what is the firm's optimal quantity?

A. 10 units

B. 20 units

Correct C. 30 units

D. 40 units

Correct Answer: C

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Question 21

A country's balance of payments is in equilibrium when the current account is balanced and the capital account is also balanced. Which of the following statements is true about the balance of payments equilibrium?

A. The country's exchange rate is fixed.

Correct B. The country's exchange rate is flexible.

C. The country's trade deficit is zero.

D. The country's trade surplus is zero.

Correct Answer: B

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Question 22

A firm's production function is given by Q = 2L^0.5K^0.5. If the firm's labor and capital inputs are increased by 10% and 20% respectively, what is the percentage change in output?

A. 5%

B. 10%

Correct C. 15%

D. 20%

Correct Answer: C

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Question 23

A country's GDP is ₦100 billion and its GNP is ₦120 billion. What is the country's net factor income from abroad?

A. ₦10 billion

B. ₦20 billion

Correct C. ₦30 billion

D. ₦40 billion

Correct Answer: C

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Question 24

A country's economic planning involves the use of a five-year development plan. Which of the following is a key feature of this plan?

A. It is a short-term plan.

Correct B. It is a long-term plan.

C. It is a flexible plan.

D. It is a rigid plan.

Correct Answer: B

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Question 25

A country's agricultural sector is characterized by a high degree of monopolistic competition. Which of the following is a consequence of this market structure?

A. High barriers to entry.

Correct B. Low barriers to entry.

C. High prices.

D. Low prices.

Correct Answer: B

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POST UTME UNN 2024 Economics | Objective

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