If 40% of (x-y) = 20% of (x+y), then what percent of x is y?  Choose the correct choice from the following answers
A) 50.5%
B) 44.4%
C) 22.2%
D) 33.3%
E) 25%
40% of (x-y) = 20% of (x+y)   40/100 (x-y) = 20/100 (x+y)   x = 3y   Required percentage = y/x *100 = y/3y * 100 = 33.3%   Answer is 33.3%
<result>D</result>
If 40% of (x-y) = 20% of (x+y), then what percent of x is y?