A custom molder produces 6-ounce juice glasses and 10-ounce cocktail glasses. The per unit contribution for the juice glasses (x1) is equal to 60 - 5x1, and the per unit contribution for the cocktail glasses (x2) is 80 - 4x2
An expression for the total contribution is:
A) 20 - 4x2 - 5x1.
B) 60x1 - 5x12 + 80x2 - 4x22.
C) 80x1 - 5x12 + 60x2 - 4x22.
D) 20 - (4x2)(5x1).
Answer: B
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