The price of a video is $3 and the price of a dinner is $9. From this we know that a consumer who is maximizing utility will a. Buy enough of the two goods such that the marginal utility from the last dinner consumed is three times greater than the marginal utility from the last video. b. Buy three times as many dinners as videos. c. Buy rough of the two goods such that the marginal utility from the last vide is three times greater than the marginal utility from the last dinner consumed. d. Buy three times as many videos as dinners.