The side of a square is increased by 25% then how much % does its area increases? Choose the correct choice.
A) 56.28 %  B) 56.25 %  C) 56.28 %  D) 46.25 %  E) 56.21 %
a = 100 a2 = 10000   a = 125 a2 = 15625   ----------------   10000 --------- 5625   100 -------? =&gt; 56.25 %   Answer: 56.25 %
<result>B</result>
The side of a square is increased by 25% then how much % does its area increases?