Which of the following functions represents the least total cost assuming the number of units is equal in each case?
A) y = 180 + 7X
B) y = 90 + 6X
C) y = 90 + 7X
D) y = 180 + 6X

Question

Quizplus · Accepted Answer

To find the least total cost, we need to find the function with the lowest y-intercept (representing fixed costs) and the lowest cost per unit (representing variable costs). Option B has the lowest y-intercept of 90 and the lowest cost per unit (6), so it represents the least total cost.

Which of the Following Functions Represents the Least Total Cost