a dealer purchased an article at 3 / 4 of its list price and sold 50 % more than the list price . find his gain percent ?
mp = 100 cp = 75 sp = 150 - - - - - - 75 - - - - 75 100 - - - - ? = > 100 % answer : c
subtract(multiply(divide(divide(3, 4), divide(50, const_100)), const_100), 50)