Question

If the price of petrol be raised by 20% ,then what is the percentage by which a car owner must reduced it's consumption so as not increase his expenditure on petrol​

Answer 1

Answer:

Don't know

Step-by-step explanation:

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Answer 2

let us assume before increase the petrol will be Rs. 100/-
after increase it will be Rs.120=(100+20%)

now his consumption should be reduced to:(20%/120)*100=16.66%
so, the consumption should be reduced to 16.66%