Question

Katrina drinks 0.5 gallons of water per day. Which expression shows how to find the number of cups of water she

drinks in a week?
There are 16 cups in a gallon.

Answer 1

Katie drinks 56 cups (3.5 gallons) of water in one week.

Explanation:

16 - 0.5 (1/2) = 0.5 (1/2)

16 - 1/2 = 8

8 x 7 days (1 week)

= 56 cups

Katie drinks 56 cups (3.5 gallons) of water in one week.