At the Larson Bakery the marginal products of the first, second, and third sales clerks are 30, 27, and 21 customers served, respectively. The total product (number of customers served) of the three sales clerks is
A) 30.
B) 57.
C) 78.
D) 109.

Question

Quizplus · Accepted Answer

The total product is the sum of the marginal products of all sales clerks, which is 30 + 27 + 21 = 78 customers served.

At the Larson Bakery the Marginal Products of the First