The number X is 200% of Y. The number Z increased by 200% is 50% of X. What percentage of Z is Y?
Pick one.
A) 33.3%	B) 100%	C) 200%	D) 300%	E) 333%
Picking Numbers:   Start with Z as question asks in terms of Z.   Let Z =100, thus, X=600 and Y=300 from question stems.   Hence Y is 300% of Z.   Ans 300%.
<result>D</result>
The number X is 200% of Y. The number Z increased by 200% is 50% of X. What percentage of Z is Y?