Practice Post UTME KSU economics 2021 Past Questions

Question 1

The government of Nigeria has introduced a new policy to promote agricultural development in the country. The policy includes providing subsidies to farmers, improving irrigation systems, and increa\sing access to credit. However, the policy also includes a provision to impose a tax on agricultural products. Which of the following is a potential consequence of this policy?

Correct A. Increased production \costs for farmers

B. Decreased demand for agricultural products

C. Increased government revenue

D. Improved food security

Correct Answer: A

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Question 2

A monopolistically competitive firm is facing a decrease in demand for its product. The firm is considering two options: (1) reduce the price of its product, or (2) increase the quality of its product. Which of the following is a potential consequence of option (1)?

A. Increased revenue

Correct B. Decreased revenue

C. Increased market share

D. Decreased market share

Correct Answer: B

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Question 3

A consumer is faced with the following utility function: U(x, y) = 2x + 3y. The consumer's income is ₦1000, and the prices of x and y are ₦5 and ₦10, respectively. What is the consumer's optimal bundle of x and y?

Correct A. x = 20, y = 10

B. x = 15, y = 5

C. x = 10, y = 20

D. x = 5, y = 15

Correct Answer: A

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Question 4

A firm is producing a product with the following \cost function: C(q) = 2q^2 + 5q + 10. The firm's revenue function is R(q) = 10q. What is the firm's profit-maximizing quantity?

Correct A. q = 5

B. q = 10

C. q = 15

D. q = 20

Correct Answer: A

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Question 5

A monopolist is facing a demand curve given by D(p) = 100 - 2p. The monopolist's \cost function is C(q) = 10q. What is the monopolist's profit-maximizing price?

A. p = 20

Correct B. p = 30

C. p = 40

D. p = 50

Correct Answer: B

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Question 6

A firm's production function is given by Q = 2L^0.5H^0.5, where Q is output, L is labor, and H is capital. If the firm's labor and capital are increased by 20% and 15% respectively, what is the percentage change in output?

A. 10%

B. 12%

Correct C. 15%

D. 18%

Correct Answer: C

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Question 7

A consumer's utility function is given by U = 2x + 3y, where x and y are the quantities of two goods. If the consumer's income is ₦1000 and the prices of the two goods are ₦5 and ₦10 respectively, what is the consumer's optimal bundle of goods?

A. x = 40, y = 20

Correct B. x = 30, y = 30

C. x = 20, y = 40

D. x = 10, y = 50

Correct Answer: B

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Question 8

A firm's \cost function is given by C = 100 + 2L + 3H, where C is \cost, L is labor, and H is capital. If the firm's labor and capital are increased by 20% and 15% respectively, what is the percentage change in \cost?

A. 10%

B. 12%

Correct C. 15%

D. 18%

Correct Answer: C

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Question 9

A consumer's budget constraint is given by 5x + 10y = 100, where x and y are the quantities of two goods. If the consumer's utility function is U = 2x + 3y, what is the consumer's optimal bundle of goods?

A. x = 20, y = 10

B. x = 15, y = 15

Correct C. x = 10, y = 20

D. x = 5, y = 25

Correct Answer: C

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Question 10

A firm's production function is given by Q = 2L^0.5H^0.5, where Q is output, L is labor, and H is capital. If the firm's labor and capital are increased by 20% and 15% respectively, what is the percentage change in output?

A. 10%

B. 12%

Correct C. 15%

D. 18%

Correct Answer: C

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Question 11

The demand for a product is given by the equation Qd = 100 - 2P, where Qd is the quantity demanded and P is the price. If the price elasticity of demand is 0.5, what is the percentage change in quantity demanded when the price increases by 10%?

Correct A. 5%

B. 10%

C. 15%

D. 20%

Correct Answer: A

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Question 12

A firm produces two goods, X and Y, u\sing two inputs, labor (L) and capital (K). The production functions are given by X = 2L + 3K and Y = 4L + 2K. If the firm has 10 units of labor and 8 units of capital, what is the total output?

A. 40

B. 50

Correct C. 60

D. 70

Correct Answer: C

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Question 13

The demand for a product is given by the equation Qd = 100 - 2P, where Qd is the quantity demanded and P is the price. If the price elasticity of demand is 0.5, what is the percentage change in quantity demanded when the price increases by 10%?

Correct A. 5%

B. 10%

C. 15%

D. 20%

Correct Answer: A

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Question 14

A firm produces two goods, X and Y, u\sing two inputs, labor (L) and capital (K). The production functions are given by X = 2L + 3K and Y = 4L + 2K. If the firm has 10 units of labor and 8 units of capital, what is the total output?

A. 40

B. 50

Correct C. 60

D. 70

Correct Answer: C

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Question 15

The demand for a product is given by the equation Qd = 100 - 2P, where Qd is the quantity demanded and P is the price. If the price elasticity of demand is 0.5, what is the percentage change in quantity demanded when the price increases by 10%?

Correct A. 5%

B. 10%

C. 15%

D. 20%

Correct Answer: A

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Question 16

A government imposes a tax on imports to reduce the trade deficit. If the tax rate is 15% and the quantity of imports is 100 units, what is the total tax revenue collected?

Correct A. ₦1500

B. ₦2000

C. ₦2500

D. ₦3000

Correct Answer: A

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Question 17

A firm's \cost function is given by C(q) = 2q^2 + 10q + 5. If the firm produces 5 units of output, what is the total \cost?

A. ₦75

B. ₦85

Correct C. ₦95

D. ₦105

Correct Answer: C

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Question 18

A country's balance of payments account shows a trade deficit of $10 billion. If the country's exchange rate is 1 USD = 1.5 NGN, what is the trade deficit in NGN?

A. ₦15 billion

Correct B. ₦20 billion

C. ₦25 billion

D. ₦30 billion

Correct Answer: B

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Question 19

A firm's demand function is given by Q = 100 - 2P. If the firm's revenue is ₦1000, what is the price of the good?

A. ₦20

B. ₦30

Correct C. ₦40

D. ₦50

Correct Answer: C

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Question 20

A government's budget constraint is given by B = T + I. If the government's tax revenue is ₦500 billion and its interest payment is ₦200 billion, what is the budget deficit?

Correct A. ₦300 billion

B. ₦400 billion

C. ₦500 billion

D. ₦600 billion

Correct Answer: A

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Question 21

A monopolist faces a demand curve given by Q = 100 - 2P and a \cost function C(Q) = 2Q^2 + 10Q. If the monopolist produces 20 units, what is the elasticity of demand?

A. 0.5

B. 1.0

Correct C. -0.5

D. -1.0

Correct Answer: C

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Question 22

A firm is considering two production methods: method A and method B. Method A \costs ₦1000 per unit and produces 1 unit of output, while method B \costs ₦500 per unit and produces 2 units of output. If the firm produces 3 units of output, what is the opportunity \cost of producing the third unit?

A. ₦500

Correct B. ₦1000

C. ₦1500

D. ₦2000

Correct Answer: B

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Question 23

A government imposes a tax of ₦50 per unit on a good that is sold at a price of ₦200 per unit. If the demand for the good is given by Q = 100 - 2P, what is the new equilibrium price?

A. ₦225

B. ₦250

Correct C. ₦275

D. ₦300

Correct Answer: C

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Question 24

A firm is considering two production methods: method A and method B. Method A \costs ₦1000 per unit and produces 1 unit of output, while method B \costs ₦500 per unit and produces 2 units of output. If the firm produces 3 units of output, what is the total \cost of production?

A. ₦3000

B. ₦3500

Correct C. ₦4000

D. ₦4500

Correct Answer: C

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Question 25

A government imposes a tax of ₦50 per unit on a good that is sold at a price of ₦200 per unit. If the demand for the good is given by Q = 100 - 2P, what is the new equilibrium quantity?

A. 40

Correct B. 50

C. 60

D. 70

Correct Answer: B

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