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 .
explanation : solution : ( 25 / ( 105 + 25 ) * 100 ) % = 19.23 % answer : b
divide(multiply(105, 40), multiply(105, divide(add(multiply(const_2, const_100), 5), const_100)))