0.75
15/100 = 3/20
Add 5 to each side; 20 = 8x + 2x ie 20 = 10xDivide each side by 10: 2 = x
15 multiplyed by 4 equals exactly 60.
1 over 77
9 over 20 equals 45%
1.5
15 percent = 15/100 OR 3/20
75 over 20 equals 375% and not 3.75. % rate = 75/20 * 100% = 375%
2 = 20/10
9 over 20 equals 45 over 100
0.3571
0.9