A Firm Makes Two Products, Y and Z

Multiple Choice

A firm makes two products, Y and Z. Each unit of Y costs $10 and sells for $40. Each unit of Z costs $5 and sells for $25. If the firm's goal were to maximize profit, the appropriate objective function would be

A) maximize $40Y = $25Z
B) maximize $40Y + $25Z
C) maximize $30Y + $20Z
D) maximize 0.25Y + 0.20Z
E) none of the above