If the length of a rectangle is halved and its breadth is tripled, what is the percentage change in its area?
Select:
A) 40%
B) 30%
C) 50%
D) 70%
E) 65%
C   50%   Length is halved.   i.e., length is decreased by 50%   Breadth is tripled   i.e., breadth is increased by 200%   50%hange in area   =(−50+200−(50×200/100))%=50%   i.e., area is increased by 50%
<result>C</result>
If the length of a rectangle is halved and its breadth is tripled, what is the percentage change in its area?