Question:If the price of sugar rises from Rs `6` per kg to Rs `7. 50 per kg, a person, to have no increase in his expenditure on sugar, will have to reduce his consumption of sugar by : 

A `15%` 
B `20%` 
C `25%` 
D `30%` 

+ Answer
B 

+ Explanation
Let original consumption 

`= 100 kg &` new consumption 

`= x kg`

`:. 100 xx 6 = x xx 7.50 =>x = 80 kg.`

:. Reduction in consumption`= 20%`

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Irin Moni

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