Answer:
A. 57
Step-by-step explanation:
Given:
- First can of soda: 22 units
- Second can of soda: 20 units
- Third can of soda: 25 units
Because Marginal utility refers to utility obtained from the consumption of an additional unit of goods. It is the satisfaction of consumers for the use of additional unit of goods or services.
So the total utility of consuming the three units is:
First can of soda + Second can of soda + Third can of soda
= 22 + 20 + 15 = 57 units
We choose A