Price of sugar rises by 20%. By how much percent should the consumption of sugar be reduced so that the expenditure does not change?
Options:
A .  15%
B .  10%
C .  20%
D .  16$2/3$%
Answer: Option D Answer: (d) Using Rule 8, If the income of a man is A% more than another man, then income of another man is less in comparison to the 1st man by $(A/{(100 + A)}×100)$%
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