Refer to the accompanying figure. The marginal utility of the 7ᵗʰ pizza is
A)100.
B)5.
C)-100.
D)-5.

Name: Refer to the accompanying figure. The marginal utility of the 7ᵗʰ pizza is A)100. B)5. C)-100. D)-5.
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Question

Refer to the accompanying figure. The marginal utility of the 7ᵗʰ pizza is 
A)100. 
B)5. 
C)-100. 
D)-5.

Quizplus · Accepted Answer

Marginal utility is the change in total utility accompanying an one-unit change in consumption. Here, total utility falls by five (from 105 to 100)as consumption rises from six to seven. Thus, the marginal utility of the 7ᵗʰ pizza is -5.

Refer to the Accompanying Figure