16 is 8% of what number?
9 is 15% of what number?
6 is 50% of what number?
30 is 60% of what number?
127 is 25% of what number?
21 is 10 1/2% of what number?
9 is 15% of what number?
6 is 50% of what number?
30 is 60% of what number?
127 is 25% of what number?
21 is 10 1/2% of what number?