a rectangle having length 105 cm and width 40 cm . if the length of the rectangle is increased by 20 5 percent then how much percent the breadth should be decreased so as to maintain the same area .
Choose one:
A) 25 %  B) 19.23 %  C) 40 %  D) 75 %  E) none of these

Rationale: explanation : solution : ( 25 / ( 105 + 25 ) * 100 ) % = 19.23 % answer : b
Answer: B