SSC CHSL Model Paper 17

Question : 53 of 100

Marks: +1, -0

The price of sugar Is increased by 17%. A person wants to increase his expenditure by 8% only. By what percent should he decrease his consumption, nearest to one decimal place?

7.9%
8.3%
8.1%
7.7%

Validate

Solution:

Let price of sugar = Rs. 100/kg
Expenditure = Rs. 100
New price of sugar = 100 + 17 = Rs. 117/kg
New expenditure= 100 + 8 = Rs. 108
Quantity of sugar bought for Rs. 108

=108/117\kg

Required per cent decrease in consumption

=(1-108/117)/1×100

={117-108}/117×100=7.7%

Go to Question:

Prev Question

Next Question