Question 70

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?

Solution

Let man have Rs 100 for 100 kg of sugar

Now price 17% increased

New price for 100 kg sugar is Rs 117

Man have increased his expenditure of sugar by 8%

Rs 117=100 kg

Rs 108 = $$\frac{\left(108\times100\right)}{117}=92.3$$

So he have to reduced his consumption by = 100 - 92.3= 7.7%

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