Economics Exam Past Questions and Answers | JAMB, WAEC and NECO

Economics is the study of how societies allocate limited resources to meet the unlimited needs and wants of individuals. It focuses on the production of goods and services, economic growth, and various complex issues that are important to society.

• Question 1431:

  

  In perfect competition a firm's price is equal to its marginal revenue which is again equal to average revenue. This form maximizes its profits when its marginal cost (MC) is equal to price (p). Which of the curves in the diagram below represents the firm's marginal cost (MC)?

  Options:
  A) Curve I
  B) Curve ll
  C) Curve lll
  D) Curve lV
  E) Curves l and lll
  Show Answer
  The correct answer is D .
• Question 1432: As consumption of beer increases, its marginal utility to a drinker will Options:
  A) Increase
  B) Remain constant
  C) Fluctuate
  D) Decrease
  E) Change proportionally
  Show Answer
  The correct answer is D .
• Question 1433:

  All of the following describes conditions necessary for existence of a perfect market EXCEPT

  Options:
  A) lack of homogeneity of goods
  B) perfect knowledge
  C) large buyers and sellers
  D) portability of goods
  Show Answer
  The correct answer is A .
• Question 1434: The demand and supply equations for a commodity are given respectively as D = 20 - 1/2P; S = 8 + 1/4P. Recalling that at equilibrium, D = S, the equilibrium (P) and quantity (Q) can be obtained as Options:
  A) P = 12, Q = 16
  B) P = 15, Q = 10
  C) P = 12, Q = 14
  D) P = 16, Q = 12
  Show Answer
  The correct answer is D .
• Question 1435: At the point of profit maximization by a firm, marginal cost is? Options:
  A) minimum
  B) falling
  C) constant
  D) rising
  Show Answer
  The correct answer is D .
• Question 1436:

  

  How many student took the examination?

  Options:
  A) 280
  B) 240
  C) 200
  D) 80
  Show Answer
  The correct answer is A .
• Question 1437: If 100 units and units of commodity X are supplied at N80 at different times, it means that there is Options:
  A) a change in supply
  B) a change in the quantity supplied
  C) an increase in the quantity supplied
  D) a increase in the quantity supplied
  Show Answer
  The correct answer is B .
• Question 1438:

  

  From the indifference curve above, consumer will prefer combination

  Options:
  A) F
  B) S
  C) M
  D) K
  Show Answer
  The correct answer is B .
• Question 1439:

  

  If the GDP is ₦60 billion, what is the difference between the contributions of oil and manufacturing sectors?

  Options:
  A) ₦11.7 billion
  B) ₦13.3 billion
  C) ₦21.7 billion
  D) ₦26.6 billion
  Show Answer
  The correct answer is C .
• Question 1440:

  In the short-run, the monopoly makes_______

  Options:
  A) Normal profit
  B) Abnormal Profit
  C) Loss
  D) Sales
  Show Answer
  The correct answer is B .