The price of sugar per kg increased from Rs. 16 to Rs. 20. The percentage reduction in the use of sugar so that the expenditure does not increase, should be :
A. 15%
B. 20%
C. 25%
D. 40%
Answer: Option B
Solution(By Examveda Team)
Let original consumption = 100 kg and new consumption = $$x$$ kgSo,
⇔ 100 × 16 = $$x$$ × 20
⇔ $$x$$ = 80
∴ Reduction in consumption = 20%
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