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Question

# If the present petrol price is ₹50, then what is the new price when: i) there is an increase of 20% on the original price? ii) there is a decrease of 10% on the original price?

A

60, 45

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B

75, 80

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C

45, 60

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D

80, 75

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Solution

## The correct option is A ₹60, ₹45 i) When there is an increase of 20%, the increase in price is 20100×50=₹10 Therefore, the new petrol price =50+10=₹60 ii) When there is a decrease of 10%, the decrease in price is 10100×50=₹5 Therefore, the new petrol price =(50−5)=₹45

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