Question

a fruit drink was sold in 16 ounce containers is now sold in 20 ounce containers what is the percent of change in quantity

Answer 1

the change is 4 pounds actually: 20-16=4.

now, what percentage of the original container if 4? (It has to be of the original content).

$\frac{4}{16}= \frac{1}{4} =25$%

So the correct answer is 25%, the new containers are 25% bigger than the original containers.