Chapter 06: Consumer Choice and Demand
e. play more golf because it costs less.
86. Basil maximizes his utility by allocating his budget between tea and crumpets. If the marginal utility of his last cup of
tea was 24 units of utility and that of his last crumpet was 6 units of utility, then which of the following is true?
a. The price of tea is six times the price of crumpets.
b. The price of crumpets is four times the price of tea.
c. The prices of tea and crumpets are equal.
d. The price of tea is four times the price of crumpets.
e. The price of crumpets is six times the price of tea.
87. Suppose the price of a glass of orange juice is $2 and that of a glass of soft drink is $1. A utility-maximizing consumer
would buy:
a. more glasses of juice as a glass of juice has higher marginal utility than a glass of soft drink.
b. more glasses of soft drink as a glass of soft drink has higher marginal utility than a glass of juice.
c. equal quantities of juice and soft drink as the marginal utilities of a glass of juice and a glass of soft drink are the
same.
d. more soft drink as a glass of soft drink is cheaper than a glass of juice.
e. more glasses of juice as the ratio of total utility of an extra glass of juice to its price is more than that of a glass of
juice .
88. If the price of a good falls, _____.
a. the marginal utility of per dollar spent on consuming a specific unit of that good falls
b. the marginal utility of per dollar spent on consuming a specific unit of that good remains unchanged
c. the marginal utility of per dollar spent on consuming a specific unit of that good rises
d. the total utility from consuming a specific unit of that good decreases
e. the total utility from consuming a specific unit of that good remains constant
89. Tyrell has $50 to spend on good A and good B per week. The price of good A is $5 and that of good B is $4. He buys
six units of good A and five units of good B. The marginal utility of the sixth unit of A is 25 units, and the marginal utility
of the fifth unit of B is 20 units. Which of the following is true?
a. He is maximizing his utility.
b. His last dollar spent on good A exceeds the last dollar spent on good B.
c. He is not maximizing his utility and should buy more of A.
d. He is not maximizing his utility and should buy more of B.
e. He is not maximizing his utility because he is not spending all of his income.
90. Along the demand curve for a good, _____.
a. the dollar value of marginal utility changes
b. total utility changes due to changes in income levels
c. real income changes due to changes in the price of the good
d. marginal valuation changes due to changes in income levels
e. consumer surplus changes due to changes in income levels