If you are literally talking about a "cup of liquid", which is 8oz, then its about 248 cups.
If you are talking about a pint, which is 16oz, then it is 124 pints.
If you are talking about a 12oz cup, the same amount as a soda, which is 12oz, then it is 165 cups.
There are 82 cans of beer in a 7.75 gallon keg.
Assuming you are using 16oz pints, then there are about 62 glasses.
17 cans of beer?
64 cups
2 gal
4 gal 1 gallon = 16 cups 1 cup = 0.06 Gallon
2 cups
0.93 gal 1 gallon = 16 cups 1 cup = 0.06 Gallon
17272144 cups
6 gal
6.25 gal
5 gal 1 gallon = 16 cups 1 cup = 0.06 Gallon
0.78 gal 1 gallon = 16 cups 1 cup = 0.06 gallon
965.46 Imp gall
0.87 gal 1 gallon = 16 cups 1 cup = 0.06 gal