Question

If a person spend 75% of hus income .if his salary increase by 10% .what percentage change in his saving

Answer 1

Let Person Present Earning=₹100

He Spend 75% of it
MEANS=100×75%=₹75

Saves=100-75=₹25

Now His Salary Increase by =10%
100+(100×10%)
=100+10
=₹110

Now He earn=₹110
He Spend=75
He saves=110-75=₹35

First Saving=₹25
Difference=35-25=10

%Of change=Difference/Then saving×100
=10/25×100
=40%

So Change in Saving=40%