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Question
Table 10-2| Quantity of Soup (cups) | Total Utility | Quantity of Sandwiches | Total Utility |
| 1 | 40 | 1 | 45 |
| 2 | 60 | 2 | 75 |
| 3 | 72 | 3 | 102 |
| 4 | 82 | 4 | 120 |
| 5 | 88 | 5 | 135 |
| 6 | 90 | 6 | 145 |
Table 10-2 above shows Keira's utility from soup and sandwiches. The price of soup is $2 per cup and the price of a sandwich is $3. Keira has $18 to spend on these two goods.
Refer to Table 10-2. What is Keira's marginal utility per dollar spent on the third cup of soup?
A) 72 units of utility
B) 36 units of utility
C) 12 units of utility
D) 6 units of utility
Answer
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