5.98/.32 is 18.6875
so rounded would be 18.7 times
10 x 6 = 60
so 10 times as many as 6 hundreds is 60 hundreds or 60 thousands
(i think this is correct, sorry if i'm wrong ((:)
He used 7 pints all together because there at 2 cups in each pint and 4 pints in a half a gallon.