The price of petrol goes up by 10%. By how much per cent must a motorist reduce the consumption of petrol so that the expenditure on it remains unchanged?

The price of petrol was raised by 15%. By how much percentage should a motorist reduce the consumption of petrol so that the expenditure on it does not increase? पेट्रोल की कीमत 15% से बढ़ गयी | एक वाहन मालिक को पेट्रोल की खपत कितनी कम करनी चाहिए ताकि इस पर किये गए व्यय में वृद्धि ना हो ?

The price of sugar goes up by 20%. By how much percent must a hours wife reduce her consumption so that the expenditure does not increase?

The price of sugar goes up by 20%. By how much percent must a hours wife reduce her consumption so that the expenditure does not increase?

The price of sugar goes up by 20 % by have much per cent must a housewife reduce her consumption of sugar so that the expenditure on sagar remains the same ?

The price of petrol is increased by 25%. How much percent must a car owner reduce his consumption petrol so as not to increase his expenditure on petrol?

If the price of petrol falls down by 20% by how much per cent must a person increase its consumption, so as not to decrease the expenditure on his item ?

Price of sugar rises by 20% By how much percent should the consumption of sugar be reduced so that the expenditure does not change?