Answer
Small: \$0.153
Medium: \$0.124
Large: $0.104
The large is the best buy.
Work Step by Step
The cost per square inch is found by dividing the cost of the pizza by the area of the pizza.
Small: $12\div78.5=0.153$
Medium: $14\div113.04=0.124$
Large: $16\div153.86=0.104$
The large is the best buy because it has the lowest cost per square inch.