Refer to the accompanying figure. Total utility increases with each additional pizza up to the ________ and then declines, but marginal utility ________ with each additional pizza consumed.
A)7ᵗʰ pizza; increases
B)6ᵗʰ pizza; increases
C)5ᵗʰ pizza; stays the same
D)6ᵗʰ pizza; decreases

Question

Refer to the accompanying figure. Total utility increases with each additional pizza up to the ________ and then declines, but marginal utility ________ with each additional pizza consumed. 
A)7ᵗʰ pizza; increases 
B)6ᵗʰ pizza; increases 
C)5ᵗʰ pizza; stays the same 
D)6ᵗʰ pizza; decreases

Quizplus · Accepted Answer

The total utility curve is positively sloped up to the sixth pizza, indicating that total utility is increasing, On the other hand, the increases in total utility, or marginal utility, are smaller and smaller as consumption increases; as a result, we see that marginal utility is decreasing.

Refer to the Accompanying Figure