

Given rational number = 3/5
1. Now numerator should be 21. So we multiply 7 in numerator and denominator, we get
3/5 = (3*7)/(5*7) = 21/35
2. Now numerator should be 159. So we multiply 53 in numerator and denominator, we get
3/5 = (3*53)/(5*53) = 159/265
