Math, asked by ayan00085, 1 year ago

The price of petrol rose by 20%. By how much per cent must a motorist reduce his consumption of
petrol so that his expenditure on petrol does not increase?​

Answers

Answered by rohit86567
8

Step-by-step explanation:

let the price of petrol be 100

Increase % = 100 + 20 =120

decrease %= 100-20=80

reduce %=80/120×100=2/3×100

200/3=66 2/3% ( in whole)

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