NEED EXPLANATION NOT ANSWER
Bethany is building storage boxes. Each box will have a length of 6 feet, a width of 3 1/2 feet, and a height of 5 1/2 feet. A quart of paint covers 100 square feet.
How many quarts of paint does Bethany need to buy in order to paint 5 boxes?
Responses
4 quarts
4 quarts
6 quarts
6 quarts
7 quarts
7 quarts
8 quarts
The answer is 8 quarts,but I want an explanation