A rectangle having length 150 cm and width 40 cm. If the length of the rectangle is increased by fifteen percent then how much percent the breadth should be decreased so as to maintain the same area.
Choose the correct choice from the following answers.
A) 25%	B) 9.09%	C) 40%	D) 75%	E) None of these
Explanation :   Solution: (15/(150+15) * 100)% = 9.09%   Answer : 9.09%
<result>B</result>
A rectangle having length 150 cm and width 40 cm. If the length of the rectangle is increased by fifteen percent then how much percent the breadth should be decreased so as to maintain the same area.