POST UTME GREENFIELD UNIVERSITY 2025 Commerce | Objective
Practice these randomly selected questions to test your readiness.
Question 1
A firm's cost function is given by C(Q) = 2Q^2 + 10Q + 5. If the firm produces 10 units of output, what is the total cost of production?
Question 2
A company's production function is given by Q = 100L^0.5K^0.5, where Q is the quantity produced, L is the labor input, and K is the capital input. If the company increases its labor input from 100 to 121 units, and its capital input from 100 to 121 units, by how much will its quantity produced increase?
Question 3
A company's marketing mix involves the following elements: product, price, promotion, and place. Which of the following is NOT an element of the marketing mix?
Question 4
A consumer's budget constraint is given by the equation 2x + 3y = 100. If the consumer's income is 100 and the prices of x and y are 5 and 10 respectively, what is the consumer's optimal bundle?
Question 5
A sole trader's business is affected by the following factors: market conditions, government policies, and the economy. Which of the following is NOT a factor that affects a sole trader's business?
Question 6
A company uses a marketing strategy that involves creating a sense of urgency to encourage customers to make a purchase. This strategy is an example of which type of marketing tactic?
Question 7
A firm is considering two export strategies for its new product: Strategy A, which involves exporting to a country with a high tariff rate, or Strategy B, which involves exporting to a country with a low tariff rate. If the firm expects to sell 10,000 units per month at a price of ₦500 per unit, which strategy should it choose?
Question 8
A marketing manager is responsible for creating an advertising campaign to promote a new product. What type of advertising medium would be most effective for this purpose?
Question 9
A company has the following information regarding its marketing efforts:
| Channel | Cost | Revenue |
| --- | --- | --- |
| Social media | ₦50,000 | ₦100,000 |
| Email marketing | ₦20,000 | ₦40,000 |
| Print advertising | ₦30,000 | ₦60,000 |
What is the return on investment (ROI) for the company's marketing efforts?
Question 10
A firm's revenue function is given by R(x) = 2x^2 + 5x - 3, where x is the number of units sold. If the firm sells 5 units, what is its revenue?
Question 11
A company's marketing strategy involves a mix of advertising, personal selling, and sales promotion. Which of the following is NOT a characteristic of advertising?
Question 12
A consumer's budget constraint is given by the equation 2x + 3y = 100. If the consumer's indifference curve is given by the equation u(x,y) = 2x + 3y, what is the consumer's optimal bundle of x and y?
Question 13
A company has the following insurance policy: a deductible of ₦50,000 and a maximum payout of ₦200,000. If the company suffers a loss of ₦300,000, what is the amount that the insurance company will pay?
Question 14
A consumer's indifference curve is given by the equation u(x,y) = 2x + 3y. If the consumer's income is ₦100, and the prices of x and y are ₦20 and ₦30 respectively, what is the consumer's optimal bundle of x and y?
Question 15
A firm's production function is given by Q = 2L^0.5 + 3K^0.5. If the firm's labor and capital inputs are increased by 20% and 15% respectively, what is the percentage change in output?
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