Difference between 25 and 35 = 35 -25 = 10 Then percentage by which 25 is less than 35 =(10/35) * 100 = (2/7) * 100 = 200/7 = 28.57 percent So 25 is 28.57% less than 35.This is the only clear way of solving these kind of problems. I hope you
have understood the method used to solve this problem. Hopefully you
can do such type of problems without needing any help.