0
Anonymous
67%
Wiki User
Percentage of 28 out of 31 = 28/31 * 100% = 90.32%
percentage = 9.68%% rate:= 3/31 * 100%= 0.0968 * 100%= 9.68%
77.5%
21 out of 28 = 75%
21/25 = 84%