Practice post utme caleb university economics 2023 Past Questions

Question 1

A consumer's indifference curve is represented by the equation ( u(x,y) = 2x + 3y ). If the consumer's income is ₦1000 and the prices of x and y are ₦5 and ₦3 respectively, what is the optimal bundle of x and y that the consumer will choose?

Correct A. (100, 50)

B. (80, 60)

C. (120, 40)

D. (90, 55)

Correct Answer: A

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Question 2

A firm's production function is given by \( Q = 2L^{0.5}K^{0.5} \). If the firm's output is 100 units and the price of labor is ₦20 per unit and the price of capital is ₦30 per unit, what is the optimal combination of labor and capital that the firm will choose?

Correct A. (20, 10)

B. (15, 12)

C. (25, 8)

D. (18, 11)

Correct Answer: A

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Question 3

A country's GDP is ₦100 billion. If the country's government decides to increase the money supply by 10%, what will be the effect on the country's price level?

A. Increase by 5%

B. Decrease by 5%

Correct C. Increase by 10%

D. Decrease by 10%

Correct Answer: C

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Question 4

A firm's \cost function is given by \( TC = 2L + 3K \). If the firm's output is 100 units and the price of labor is ₦20 per unit and the price of capital is ₦30 per unit, what is the optimal combination of labor and capital that the firm will choose?

Correct A. (20, 10)

B. (15, 12)

C. (25, 8)

D. (18, 11)

Correct Answer: A

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Question 5

A consumer's indifference curve is represented by the equation ( u(x,y) = 2x + 3y ). If the consumer's income is ₦1000 and the prices of x and y are ₦5 and ₦3 respectively, what is the optimal bundle of x and y that the consumer will choose?

Correct A. (100, 50)

B. (80, 60)

C. (120, 40)

D. (90, 55)

Correct Answer: A

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Question 6

Consider a firm operating in a perfectly competitive market with a downward-sloping demand curve. If the firm's marginal revenue (MR) is greater than its marginal \cost (MC), what will be the effect on the firm's output?

Correct A. The firm will increase its output.

B. The firm will decrease its output.

C. The firm's output will remain unchanged.

D. The firm will exit the market.

Correct Answer: A

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Question 7

A government imposes a tax on a firm's output. If the firm's supply curve shifts to the left, what will be the effect on the firm's output?

A. The firm's output will increase.

Correct B. The firm's output will decrease.

C. The firm's output will remain unchanged.

D. The firm will exit the market.

Correct Answer: B

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Question 8

A firm is considering investing in a new project. The project's net present value (NPV) is positive. What does this indicate about the project's expected return?

A. The project's expected return is lower than the \cost of capital.

Correct B. The project's expected return is higher than the \cost of capital.

C. The project's expected return is equal to the \cost of capital.

D. The project's expected return is uncertain.

Correct Answer: B

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Question 9

A government is considering implementing a new tax on a particular good. The tax will be levied on the producer of the good. What will be the effect on the producer's supply curve?

Correct A. The supply curve will shift to the left.

B. The supply curve will shift to the right.

C. The supply curve will remain unchanged.

D. The supply curve will become vertical.

Correct Answer: A

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Question 10

A firm is operating in a perfectly competitive market with a downward-sloping demand curve. If the firm's marginal revenue (MR) is equal to its marginal \cost (MC), what will be the effect on the firm's output?

A. The firm will increase its output.

B. The firm will decrease its output.

Correct C. The firm's output will remain unchanged.

D. The firm will exit the market.

Correct Answer: C

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Question 11

A consumer's indifference curve is given by the equation u(x, y) = 2x + 3y. If the consumer's initial \endowment is (x0, y0) = (10, 20), and the price of good x is p_x = 2, while the price of good y is p_y = 3, what is the consumer's optimal bundle?

A. x^* = 15, y^* = 10

B. x^* = 10, y^* = 15

Correct C. x^* = 12, y^* = 12

D. x^* = 8, y^* = 8

Correct Answer: C

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Question 12

A firm's total revenue function is given by TR(q) = 100q - 2q^2. If the firm's marginal revenue function is MR(q) = 100 - 4q, what is the firm's optimal output level?

Correct A. q^* = 20

B. q^* = 25

C. q^* = 10

D. q^* = 15

Correct Answer: A

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Question 13

A country's GDP is given by the equation GDP = C + I + G + \( X - M \). If the country's consumption function is C = 100 + 0.8Y, its investment function is I = 50 + 0.2Y, its government sp\ending is G = 200, its exports are X = 500, and its imports are M = 300, what is the country's GDP?

A. GDP = 1200

B. GDP = 1500

Correct C. GDP = 1800

D. GDP = 2000

Correct Answer: C

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Question 14

A firm's demand function is given by the equation Q = 100 - 2P. If the firm's supply function is Q = 50 + 3P, what is the equilibrium price and quantity?

Correct A. P^* = 16.67, Q^* = 25

B. P^* = 20, Q^* = 30

C. P^* = 15, Q^* = 20

D. P^* = 18.33, Q^* = 22.67

Correct Answer: A

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Question 15

A country's balance of payments is given by the equation BOP = X - M + \( F - I \). If the country's exports are X = 1000, its imports are M = 800, its foreign direct investment is F = 200, and its foreign investment income is I = 50, what is the country's balance of payments?

Correct A. BOP = 350

B. BOP = 400

C. BOP = 450

D. BOP = 500

Correct Answer: A

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Question 16

The Central Bank of Nigeria (CBN) uses the monetary policy instrument of reserve requirement to control the money supply in the economy. If the CBN increases the reserve requirement ratio from 10% to 15%, what will be the effect on the money multiplier?

A. The money multiplier will increase

Correct B. The money multiplier will decrease

C. The money multiplier will remain unchanged

D. The money multiplier will increase by 50%

Correct Answer: B

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Question 17

A firm is considering two investment projects. Project A has a net present value (NPV) of ₦100,000 and a payback period of 5 years. Project B has an NPV of ₦120,000 and a payback period of 4 years. Which project should the firm choose?

A. Project A

Correct B. Project B

C. Both projects are equally attractive

D. Neither project is attractive

Correct Answer: B

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Question 18

The government of Nigeria is considering a tax reform to reduce the tax burden on low-income earners. Which of the following tax reforms would achieve this goal?

A. Increa\sing the tax rate

B. Decrea\sing the tax rate

Correct C. Implementing a progressive tax system

D. Implementing a regressive tax system

Correct Answer: C

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Question 19

A consumer is faced with the following budget constraint: 2x + 3y = 12. The consumer's utility function is given by u(x, y) = 2x + 3y. What is the consumer's optimal consumption bundle?

A. (4, 0)

B. (0, 4)

Correct C. (2, 2)

D. (3, 3)

Correct Answer: C

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Question 20

A firm is considering investing in a new project that has a net present value (NPV) of ₦50,000. The firm's \cost of capital is 10%. What is the internal rate of return (IRR) of the project?

A. 5%

Correct B. 10%

C. 15%

D. 20%

Correct Answer: B

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Question 21

Consider a country with a GDP of ₦10 trillion and a population of 200 million. If the average annual income is ₦50,000, what is the GDP per capita?

Correct A. ₦50,000

B. ₦200,000

C. ₦500,000

D. ₦1,000,000

Correct Answer: A

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Question 22

A firm's demand function is given by Q = 100 - 2P. If the price elasticity of demand is -2, what is the price at which the firm will sell 50 units?

A. ₦20

Correct B. ₦30

C. ₦40

D. ₦50

Correct Answer: B

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Question 23

A country has a budget of ₦1 trillion for the next fiscal year. If the government plans to allocate 30% of the budget to education, how much will be allocated to education?

Correct A. ₦300 billion

B. ₦400 billion

C. ₦500 billion

D. ₦600 billion

Correct Answer: A

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Question 24

A firm's production function is given by Q = 2L + 3K. If the firm has 10 units of labor and 5 units of capital, what is the total output?

A. 20

Correct B. 30

C. 40

D. 50

Correct Answer: B

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Question 25

A country has a GDP of ₦5 trillion and a GNP of ₦6 trillion. What is the net factor income from abroad?

A. ₦1 trillion

Correct B. ₦2 trillion

C. ₦3 trillion

D. ₦4 trillion

Correct Answer: B

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POST UTME CALEB UNIVERSITY 2023 Economics | Objective

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