If the marginal cost of the first sports jersey is $21,the marginal cost of the second sports jersey is $40,and the marginal cost of the third jersey is $17,what is the total variable cost of producing three jerseys?
A)$26
B)$78
C)$17
D)$61

Question

Quizplus · Accepted Answer

To find the total variable cost, we need to add up the marginal costs of each jersey.

Marginal cost of first jersey = $21
Marginal cost of second jersey = $40
Marginal cost of third jersey = $17

Total variable cost = Marginal cost of first jersey + Marginal cost of second jersey + Marginal cost of third jersey

Total variable cost = $21 + $40 + $17 = $78

Therefore, the correct answer is B.

If the Marginal Cost of the First Sports Jersey Is