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Price of petrol increased from Rs. 60/liter to Rs. 75/liter. How much should the consumption of petrol be reduced (in %) so as to increase expenditure by only 10% ?
पेट्रोल की कीमव 60 रू/लीटर से बढ़कर 75रू/लीटर हो जाती है। पेट्रेल की खपत को कितना कम (% में) करना होगा ताकि बढ़ा हुआ खर्च केवल 10% रहे ?

A

12

B

20

C

15

D

18

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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 has increased by 14%. By what percentage can a person decrease the consumption so that there is an increase in the expenditure by 8% only? (correct to the decimal place) चीनी की कीमत 14% से बढ़ गयी है | एक व्यक्ति अपनी खपत में कितने प्रतिशत की कमी कर सकता है ताकि व्यय में केवल 8% की वृद्धि ही हो ?

The price of sugar is decreased by 10%. By percent can a person increase the consumption so that there is no change in the expenditure? चीनी की कीमत 10% से कम हो जाती है | एक व्यक्ति अपनी खपत में कितने प्रतिशत की वृद्धि कर सकता है ताकि व्यय में कोई परिवर्तन ना आये ?

If the price of petrol increases by 19% and Sunitha intends to spend only an additional 12% on petrol, by what percent should she reduce the quantity of petrol purchased (nearest to an integer) ? यदि पेट्रोल की कीमत 19% बढ़ गयी है और सुनीता पेट्रोल पर केवल 12% ही अतिरिक्त खर्च करना चाहती है,तो उसे पेट्रोल की खरीदी गयी मात्रा को कितने प्रतिशत से कम करना चाहिए ? (निकटतम पूर्णाक तक )

The price of petrol is increased by 24%. A person wants to increase his expenditure by 14% only. By what percentage (correct to one decimal place), should he decrease his consumption in order to maintain the same level of expenditure ? पेट्रोल की कीमत 24% से बढ़ गयी है| एक व्यक्ति अपना व्यय केवल 14% बढ़ाना चाहता है | उसे अपनी खपत में कितने प्रतिशत ( एक दशमलव स्थान तक सही ) की कमी करनी चाहिए ताकि समान स्तर का व्यय बना रहे ?

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  12. Price of petrol increased from Rs. 60/liter to Rs. 75/liter. How much ...

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  13. A train has to cover a distance of 900 km in 25 hours. What should be ...

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