Your weekly cost (in dollars) to manufacture x cars and y trucks is $C ( x , y ) = 240,000 + 6,000 x + 4,000 y$
What is the marginal cost of a truck

A)$6,000
B) $4,000
C) $2,000
D) $244,000
E) $246,000

Question

Your weekly cost (in dollars) to manufacture x cars and y trucks is   $C ( x , y ) = 240,000 + 6,000 x + 4,000 y$  
What is the marginal cost of a truck 
 
A)$6,000
B) $4,000
C) $2,000
D) $244,000
E) $246,000

Quizplus · Accepted Answer

The marginal cost of a truck is the additional cost incurred by producing one more truck, which is represented by the coefficient of $y$ in the cost function $C(x, y)$. Therefore, the marginal cost of a truck is $4,000.

Your Weekly Cost (In Dollars) to Manufacture X Cars and Y