Question

1. 140.84 is 28% of what number?
2. 153.11 is 61% of what number?
3. 649.44 is 82% of what number?

Answer 1

here's
1. 503
2. 251
3.792

Answer 2

1.503
2. 251
3. 792

to calculate, divide the first number by the decimal conversion of the second

140.84/.28  example for first one