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JAMB Economics 2007 Question 16

Question 16

Theory of Production

Use the table below to answer questions 16 and 17.
No. of workers | Total output (kg)
1 | 39
2 | 52
3 | 60
4 | 66
5 | 66
6 | 63
What is the marginal productivity when the number of workers is increased from 2 to 3?

  1. A.180 kg
  2. B.60 kg
  3. C.20 kg
  4. D.8 kg
Show the answer and explanation

Answer: D (8 kg)

Explanation

Marginal product = change in total output = 60 − 52 = 8 kg.