Answer: 0.52
Explanation:
Opportunity cost is the benefit that is obtained from a good or from an activity is foregone by choosing some other alternative.
It was given that a family spends its entire budget either on vegetables or frozen pizzas.
So, the opportunity cost of a can of vegetables [tex]= \frac{45}{85}[/tex]
= 0.5294 units of frozen pizzas
This means that opportunity cost of spending on a can of vegetables is 0.52 units of frozen pizzas.