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Production and cost — Economics STD 12 Humanities & Commerce — Question

Rajasthan BoardEnglish MediumSTD 12 Humanities & CommerceEconomicsProduction and cost1 Mark
Question
Giving reasons, state whether the following statements are true or false.
When the quantity of a variable input is increased from 3 units to 4 units, the total output increases from 70 units to 85 units. The marginal product of the variable input is 15 units.
✓

Answer

True.

Explanation:

Marginal product of a variable input is an addition to total output due to one unit increase in variable input. Hence marginal product is $\frac{15}{1}=15$

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