Practice post utme nile university economics 2018 Past Questions

Question 1

The government of Nigeria has implemented a policy to increase the production of rice to reduce imports. However, the policy has led to a significant increase in the price of rice. U\sing the concept of opportunity \cost, explain why the price of rice has increased.

A. The increase in price is due to the increase in demand for rice.

B. The increase in price is due to the increase in supply of rice.

C. The increase in price is due to the opportunity \cost of producing rice.

D. The increase in price is due to the increase in transportation \cost.

Question 2

A country's inflation rate is 5% per annum, and its nominal interest rate is 10% per annum. What is the real interest rate?

A. 5%

B. 6%

C. 7%

D. 8%

Question 3

A consumer's budget constraint is given by P1Q1 + P2Q2 = I, where P1 and P2 are the prices of two goods, Q1 and Q2 are the quantities consumed, and I is the consumer's income. If the consumer has an income of ₦100, the price of good 1 is ₦10, and the price of good 2 is ₦20, what is the consumer's indifference curve?

A. 45°

B. 60°

C. 90°

D. 120°

Question 4

A consumer's indifference curve is given by the equation U = 2Q1 + Q2, where U is the utility and Q1 and Q2 are the quantities of good 1 and good 2. If the consumer's income increases by 20% and the price of good 1 decreases by 10%, what is the new indifference curve equation?

A. U = 2.2Q1 + 1.1Q2

B. U = 2.2Q1 + Q2

C. U = 2Q1 + 1.1Q2

D. U = 2Q1 + Q2

Question 5

A firm's \cost function is given by the equation TC = 100 + 2L + 3K, where TC is the total \cost, L is the labor and K is the capital. If the firm wants to minimize its \cost, what is the optimal level of labor?

A. L = 0

B. L = 10

C. L = 20

D. L = 30

Question 6

A firm produces two products, A and B, u\sing two inputs, labour and capital. The production functions are given by Q_A = 10L^0.5K^0.5 and Q_B = 5L^0.5K^0.5, where Q_A and Q_B are the quantities of products A and B, respectively, and L and K are the quantities of labour and capital, respectively. If the firm has 100 units of labour and 50 units of capital, find the quantities of products A and B produced.

A. Q_A = 20, Q_B = 10

B. Q_A = 15, Q_B = 12

C. Q_A = 10, Q_B = 20

D. Q_A = 12, Q_B = 15

Question 7

A country's GDP is given by the formula GDP = C + I + G + \( X - M \), where C is consumption, I is investment, G is government sp\ending, X is exports, and M is imports. If the country's GDP is ₦500 billion, consumption is ₦150 billion, investment is ₦100 billion, government sp\ending is ₦50 billion, exports are ₦200 billion, and imports are ₦100 billion, what is the value of the country's GDP?

A. ₦400 billion

B. ₦450 billion

C. ₦500 billion

D. ₦550 billion

Question 8

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 wants to increase output by 10% and labor is fixed at 100 units, what is the required increase in capital?

A. 25 units

B. 50 units

C. 75 units

D. 100 units

Question 9

A firm produces a product u\sing two inputs, labour and capital. The production function is given by Q = 10L^0.5K^0.5, where Q is the quantity produced and L and K are the quantities of labour and capital, respectively. If the firm has 100 units of labour and 50 units of capital, find the quantity produced and the marginal product of labour.

A. Q = 20, MPL = 5

B. Q = 15, MPL = 3

C. Q = 10, MPL = 2

D. Q = 12, MPL = 4

Question 10

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, find the price at which the quantity demanded is 60 units.

A. ₦50

B. ₦75

C. ₦100

D. ₦125

Question 11

A consumer has an income of ₦1000 and faces the following prices for two goods, X and Y: PX = ₦200 and PY = ₦300. The consumer's utility function is given by U = 2X + 3Y. Find the consumer's optimal consumption bundle and the marginal utility of good X.

A. X = 2, Y = 1, MU_X = 2

B. X = 1, Y = 2, MU_X = 3

C. X = 3, Y = 1, MU_X = 4

D. X = 1, Y = 3, MU_X = 5

Question 12

A monopolistically competitive firm faces a demand curve given by Q = 100 - 2P, where Q is quantity demanded and P is price. If the firm's marginal revenue (MR) function is given by MR = 200 - 4Q, what is the firm's optimal price?

A. 40

B. 50

C. 60

D. 70

Question 13

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 \( 2x + 3y = 100 \), and the prices of the two goods are \( p_x = 5 \) and \( p_y = 10 \), what is the consumer's optimal consumption bundle?

A. \( x = 20, y = 30 \)

B. \( x = 30, y = 20 \)

C. \( x = 25, y = 25 \)

D. \( x = 10, y = 40 \)

Question 14

A country's balance of payments (BOP) is in equilibrium when the current account (CA) is equal to the capital account (KA). If the CA is ₦100 billion and the KA is ₦120 billion, what is the value of the BOP?

A. ₦100 billion

B. ₦120 billion

C. ₦180 billion

D. ₦200 billion

Question 15

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 is a correct statement about the balance of payments?

A. The balance of payments is a statement of a country's international transactions over a specific period of time.

B. The balance of payments is a statement of a country's international transactions over a specific period of time, and it includes the current account and the capital account.

C. The balance of payments is a statement of a country's international transactions over a specific period of time, and it includes the current account but not the capital account.

D. The balance of payments is a statement of a country's international transactions over a specific period of time, and it includes the capital account but not the current account.

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