To determine how many 20-ounce bottles of water equal 1 gallon:
1 gallon = 128 ounces
128 ounces ÷ 20 ounces = 6.4 bottles
So, you would need 6 full bottles of 20 ounces and a bit more (40% of a bottle) to make 1 gallon.
To determine how many 20-ounce bottles of water equal 1 gallon:
1 gallon = 128 ounces
128 ounces ÷ 20 ounces = 6.4 bottles
So, you would need 6 full bottles of 20 ounces and a bit more (40% of a bottle) to make 1 gallon.