51
5.1961
51 divided by 10 = 10%, which is 5.1. So 6 x 5.1 = 60%, which is 30.6
(32/5) / (51/10) = (17/5) / (51/10) = 17/5 * 10/51 = 17/1 * 2/51 = 1/1 * 2/3 = 2/3
39
5000000000000000630718741264266076334212072349892608
5/50 = 1/10
51 divided 38 = 1.3421052631578947
68
12.75
0.1253
6.375