Milk at a local grocery store is priced at one gallon for $4.00 or two gallons for $6.00. The marginal cost of buying a second gallon of milk is equal to _____.

Question

Quizplus · Accepted Answer

The marginal cost of buying a second gallon of milk is the additional cost incurred by purchasing that gallon. Since the first gallon costs $4.00 and two gallons cost $6.00, the additional cost for the second gallon is $6.00 - $4.00 = $2.00.

Milk at a Local Grocery Store Is Priced at One