Question

A 40 oz jar of peanut butter costs 5.25. how much does a 100 oz jar cost

Answer 1

A 100 oz jar would cost 13.125$
or rounded to the nearest hundredth, 13.13$

Answer 2

13.13

Explanation:

5.25 x 100/40 is 13.125 which rounds up to 13.13