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if the price of petrol becomes Rs.110/litre from Rs.95/litre ,by how much percentage the consumption of petrol should be reduced by Ravi so that his expenditure remains the same.
if the price of petrol becomes Rs.110/litre from Rs.95/litre ,by how much percentage the consumption of petrol should be reduced by Ravi so that his expenditure remains the same.
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Answer
lets take the basic example of 95 price * 100 consumption = 9500 exp
now as the price is increased the price is now 110/9500*100= consumption the ans should be 3. something%
