POST UTME WELLSPRING UNIVERSITY 2019 Economics | Objective

Practice these randomly selected questions to test your readiness.

Question 1
Calculate the value of the definite integral \( int_{0}^{2} \( 2x^2 + 3x - 4 \ \) dx ) u\sing the power rule of integration.
A. \frac{8}{3}
B. \frac{16}{3}
C. \frac{20}{3}
D. \frac{24}{3}
Question 2
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 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
B. x = 50, y = 15
C. x = 60, y = 10
D. x = 70, y = 5
Question 3
Consider a market with the following demand and supply functions: D(p) = 100 - 2p and S(p) = 50 + 3p. What is the equilibrium price and quantity?
A. p = 20, Q = 60
B. p = 30, Q = 80
C. p = 40, Q = 100
D. p = 50, Q = 120
Question 4
A firm's production function is given by \( Q = 2L^{0.5}K^{0.5} \). If the firm's output is 16 units when the labor input is 4 units and the capital input is 4 units, what is the marginal product of labor?
A. 2
B. 4
C. 8
D. 16
Question 5
A consumer is faced with the following utility function: U(x,y) = 2x + 3y. If the consumer's income is ₦100,000 and the prices of x and y are ₦20 and ₦30 respectively, what is the optimal bundle of x and y?
A. (5,3)
B. (4,4)
C. (3,5)
D. (2,6)
Question 6
A firm's production function is given by Q = 2L^\( 1/2 \)K^\( 1/2 \). If the firm's labor and capital inputs are increased by 20% and 15% respectively, what is the percentage change in output?
A. 5%
B. 10%
C. 15%
D. 20%
Question 7
A country's GDP is given by the equation Y = C + I + G, where Y is GDP, C is consumption, I is investment, and G is government sp\ending. If the country's consumption is ₦500 billion, investment is ₦200 billion, and government sp\ending is ₦300 billion, what is the country's GDP?
A. ₦1000 billion
B. ₦1100 billion
C. ₦1200 billion
D. ₦1300 billion
Question 8
A firm has a production function Q = 2L^0.5K^0.5. The prices of labor and capital are $10 and $20 respectively. The firm's revenue is $1000. What is the firm's optimal input mix?
A. L = 10, K = 5
B. L = 5, K = 10
C. L = 15, K = 3
D. L = 3, K = 15
Question 9
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 increased by 20% and 15% respectively, what is the percentage change in output?
A. 10%
B. 12%
C. 15%
D. 18%
Question 10
The government of Nigeria has introduced a new policy aimed at increa\sing the production of rice. The policy requires farmers to use a new type of fertilizer that \costs ₦50,000 per hectare. If a farmer has 10 hectares of land, how much will they sp\end on fertilizer?
A. ₦500,000
B. ₦400,000
C. ₦300,000
D. ₦200,000
Question 11
Consider a firm that produces two goods, X and Y, u\sing two inputs, labor and capital. The production functions are given by X = 2L^\( 1/2 \)K^\( 1/2 \) and Y = 3L^\( 1/2 \)K^\( 1/2 \). If the firm's labor and capital inputs are increased by 20% and 15% respectively, what is the percentage change in output of good X?
A. 5%
B. 10%
C. 15%
D. 20%
Question 12
A consumer's budget constraint is given by \( 2x + 3y = 100 \). If the consumer's utility function is \( U = 2x + 3y \), what is the consumer's optimal bundle of x and y?
A. x = 10, y = 20
B. x = 20, y = 10
C. x = 15, y = 15
D. x = 25, y = 5
Question 13
A country's balance of payments account shows a trade deficit of ₦500 billion and a capital account surplus of ₦200 billion. What is the overall balance of payments position?
A. ₦300 billion deficit
B. ₦200 billion surplus
C. ₦500 billion deficit
D. ₦700 billion surplus
Question 14
A firm is producing a good with the following production function: Q = 2L + 3K. If the firm's \cost of labor is ₦20 per unit and the \cost of capital is ₦30 per unit, what is the minimum \cost of producing 10 units of the good?
A. ₦200
B. ₦250
C. ₦300
D. ₦350
Question 15
A consumer is faced with the following budget constraint: 2x + 3y = 100. If the consumer's income is ₦100,000 and the prices of x and y are ₦20 and ₦30 respectively, what is the optimal bundle of x and y?
A. (5,3)
B. (4,4)
C. (3,5)
D. (2,6)

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Help others prepare! Share this practice hub: