Question

A store sells packages of pencils. Which package offers the best unit price? 12 pencils for $3.36 12 pencils for $3.36 15 pencils for $4.05 15 pencils for $4.05 16 pencils for $4.16 16 pencils for $4.16 13 pencils for $3.25 13 pencils for $3.25
Bot
The package with the best unit price is 16 pencils for $4.16.