Question

What is Marie’s opportunity cost of purchasing a

pie?

Short answer

Marie’s opportunity cost of purchasing a pie is 3

Step-by-step solution

Step 1. opportunity cost

Opportunity cost which is also called Alternative cost refers as the next best alternative that is forgone.

Step 2.Concept

the opportunity cost of pie is the number of magazines she can give up upon for one more pie

so Marie’s opportunity cost of purchasing a pie is three.