POST UTME SKYLINE UNIVERSITY 2022 Economics | Objective

Practice these randomly selected questions to test your readiness.

Question 1
A consumer has the following budget constraint: 20x + 30y = 100, where x and y are the quantities of two goods consumed. If the consumer's utility function is U = 2x + 3y, what is the optimal quantity of good x?
A. 2
B. 3
C. 4
D. 5
Question 2
Agricultural production in Nigeria is characterized by low productivity and low yields. What are the possible causes of this phenomenon?
A. Inadequate irrigation facilities, lack of fertilizers, and poor farming techniques
B. Inadequate funding for agricultural research, lack of extension services, and poor marketing strategies
C. Inadequate storage facilities, lack of transportation infrastructure, and poor market access
D. Inadequate credit facilities, lack of insurance coverage, and poor risk management
Question 3
A firm's production function is given by Q = 2L^0.5K^0.5. If the firm increases its capital from 100 to 400, and labor from 100 to 400, what is the percentage change in output?
A. 25%
B. 50%
C. 75%
D. 100%
Question 4
A government wants to reduce the budget deficit by increa\sing taxes. If the government currently collects ₦100 billion in taxes and sp\ends ₦150 billion, what is the new tax rate if the government wants to reduce the deficit by 20%?
A. 20%
B. 25%
C. 30%
D. 35%
Question 5
A firm is considering a new production process that will increase its output by 20%. If the firm's current output is 100 units, what will be its new output?
A. 120
B. 100
C. 80
D. 60
Question 6
A firm's production function is given by Q = 2L^0.5K^0.5. If the firm's current inputs are L = 4 and K = 9, what is the total product of labor?
A. 8
B. 16
C. 32
D. 64
Question 7
A firm's production function is given by Q = 2L^0.5K^0.5. If the firm wants to produce 16 units of output, and the price of labor is $4 per unit, and the price of capital is $6 per unit, what is the minimum \cost of production?
A. $96
B. $144
C. $192
D. $288
Question 8
A government wants to reduce the budget deficit by reducing sp\ending. If the government currently collects ₦100 billion in taxes and sp\ends ₦150 billion, what is the new sp\ending level if the government wants to reduce the deficit by 20%?
A. ₦120 billion
B. ₦125 billion
C. ₦130 billion
D. ₦135 billion
Question 9
A monopolist faces a demand curve given by Q = 100 - 2P and a \cost function C(Q) = 2Q^2 + 10Q. What is the profit-maximizing price?
A. ₦50
B. ₦75
C. ₦100
D. ₦125
Question 10
The concept of utility is central to consumer behavior. What are the different types of utility?
A. Cardinal utility, ordinal utility, and total utility
B. Marginal utility, average utility, and total utility
C. Direct utility, indirect utility, and derived utility
D. Subjective utility, objective utility, and perceived utility
Question 11
A firm's demand function is given by Q = 100 - 2P. If the price of the good is $10 per unit, what is the quantity demanded?
A. 40 units
B. 50 units
C. 60 units
D. 70 units
Question 12
Suppose a firm's revenue function is given by R(x) = 2x^2 + 5x + 1, and its \cost function is given by C(x) = 3x^2 + 2x + 10. Find the break-even point, where TR = TC.
A. \( x = -1 \)
B. \( x = 2 \)
C. \( x = -2 \)
D. \( x = 1 \)
Question 13
A firm's \cost function is given by C = 2L + 3K, where C is \cost, L is labor, and K is capital. If the firm increases labor from 4 units to 9 units and capital from 9 units to 16 units, what is the percentage change in \cost?
A. 25%
B. 50%
C. 75%
D. 100%
Question 14
The Central Bank of Nigeria (CBN) uses monetary policy to control inflation. Which of the following instruments is most effective in reducing inflation?
A. Open Market Operations (OMO)
B. Reserve Requirements
C. Cash Reserve Ratio (CRR)
D. Discount Rate
Question 15
A firm has a production function Q = 2√(KL), where Q is the quantity produced, K is the amount of capital, and L is the amount of labor. If the price of capital is ₦100 per unit and the price of labor is ₦50 per unit, and the firm's revenue is ₦10,000, what is the value of L?
A. 100
B. 200
C. 300
D. 400

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