In the new budget, the price of rice rose by 20%. By how much percent must a common man reduce his consumption so that his expenditure on it does not increase?	Choices:	A) 16.66%	B) 17%	C) 15.8%	D) 12%	E) None of these
Explanation :   Solution: reduction in consumption = [r/(100+r) * 100]% = (20/120 * 100) = 16.66%   16.66%nswer : 16.66%
<result>A</result>
In the new budget, the price of rice rose by 20%. By how much percent must a common man reduce his consumption so that his expenditure on it does not increase?