If cost of sugar increases by 25%. How much percent consumption of sugar should be decreased in order to keep expenditure fixed?  Select the correct option.
A) 20	B) 40	C) 15	D) 16	E) 12
100   125   -----   125 ----- 25   100 ------ ? =&gt; 20%   20NSWER 20
<result>A</result>
If cost of sugar increases by 25%. How much percent consumption of sugar should be decreased in order to keep expenditure fixed?