Search SchoolNGR

Friday, 17 April 2026
Register . Login

Economics Past Questions and Answers

Topic: The Theory of Production

Jamb Economics Questions - The Theory of Production

Question 26:
Which of the following could be used to measure the efficiency of labour?
  • A Rate of inflation
  • B Input-output ratio
  • C Buying more machines
  • D Unemployment rate
View Answer & Explanation
Question 27:
How can a firm benefit from external economies?
  • A Increasing its expenditure on advertising
  • B Increasing the workforce
  • C Locating in an area in which the industry is already established
  • D Merging with another domestic firm engaged in the same industry
View Answer & Explanation
Question 28:
Isocost and isoquant can be attributed to
  • A Theory of consumer behaviour
  • B Theory of cost
  • C Theory of production
  • D Theory of value
View Answer & Explanation
Question 29:
\(\begin{array}{c|c}
\text{Units of variable factor} & \text{Total
Product} \\
\hline
1 & 25 \\
\hline
2 & 31 \\
\hline
3 & 40 \\
\hline
4 & 48 \\
\hline
5 & 55 \\
\end{array}\)


The marginal product at the fifth variable factor is
  • A 7
  • B 6
  • C 5
  • D 9
View Answer & Explanation
Question 30:
\(\begin{array}{c|c}
\text{Units of labour} & \text{Fixed capital} & \text{Total product} & \text{Average product} & \text{Marginal product} \\
\hline
0 & 10 & - & - & - \\
\hline
1 & 10 & 10 & 10 & 10 \\
\hline
2 & 10 & 25 & ? & 15 \\
\hline
3 & 10 & 50 & 16.7 & 25 \\
\hline
4 & 10 & 80 & 20.0 & 30 \\
\hline
5 & 10 & 106 & 21.2 & 26 \\
\end{array}\)

Calculate the average product when the 2nd labour was employed 12.5
  • A 12.5
  • B 12
  • C 15
  • D 10
View Answer & Explanation