Laura's total utility from consuming 8, 9, and 10 bonbons is 35, 42, and 45, respectively. Her marginal utility from the 9ᵗʰ bonbon is ________.
A)77
B)7
C)42
D)4.67

Question

Quizplus · Accepted Answer

Marginal utility is the additional utility gained from consuming an additional unit of a good. Here, total utility increases by 7 units (from 35 to 42)when consumption increases from 8 to 9, so the marginal utility of the 9ᵗʰ bonbon is 7.

Laura's Total Utility from Consuming 8, 9, and 10 Bonbons