Approximately 1.125 gallons.
800 bottles, each containing 20 oz (Imperial) will make 100 Imperial gallons.
900 bottles
at least two and it ought to be PERFECT
There are approximately 30.28 750ml bottles in 20 gallons of liquid.
About 89.766 gallons.
88.76 gallons.
About 19 20-ounce bottles.
Most cakes don't have milk as an ingredient.
.78 gallons.
42 bottles.
192
It will take about 7.6 2-liter bottles to equal four US gallons.