Table 62 Table 6

Multiple Choice

Table 6.2 Table 6.2 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 6.2.Keira's marginal utility per dollar spent on the third cup of soup is

A) 72 units of utility
B) 36 units of utility
C) 12 units of utility
D) 6 units of utility