There are 4 cups in a quart and 4 quarts in a gallon how many cups in a 5 gallon jug of water

80 cups in a 5 gallon jug of water.

1 quart has 4 cups
1 gallon has 4 quarts
1 gallon = 4 quarts * 4 cups = 16 cups

5 gallons = has 80 cups of water.

(4 cups / 1 quart) x (4 quarts / 1 gallon) x (5 gallons) = 4 x 4 x 5 = 80 cups

If you would like to know how many cups are in a 5 gallon jug of water, you can calculate this using the following steps:

4 cups in a quart and 4 quarts in a gallon.

5 gallon jug of water = 5 * 4 quarts = 5 * 4 * 4 cups = 80 cups

Result: There are 80 cups in a 5 gallon jug of water.