If y exceeds x by 25%, then x is less than y by?  Choose the most appropriate option.
A) 28%
B) 21%
C) 20%
D) 30%
E) 29%
X=100	y=125   125--------25   100--------? =&gt; 20%   Answer:20%
<result>C</result>
If y exceeds x by 25%, then x is less than y by?