Answer:
Expression Katrina drinks of water in 7 day = 8 *7 cups .
Step-by-step explanation:
Given : Katrina drinks 0.5 gallons of water per day and There are 16 cups in a gallon.
To find : Which expression shows how to find the number of cups of water she drinks in a week.
Solution : We have given that
Katrina drinks of water per day = 0.5 galoons.
1 gallon = 16 cup .
So, Katrina drinks of water per day = 0.5 * 16 cups.
Katrina drinks of water per day = 8 cups.
1 week = 7 days .
Katrina drinks of water in 7 day = 8 *7 cups.
Katrina drinks of water in 7 day = 56 cups.
Therefore, Expression Katrina drinks of water in 7 day = 8 *7 cups .
