at what price must an article costing rs . 38 be marked in order that after deducting 5 % from the list price . it may be sold at a profit of 25 % on the cost price ?
"cp = 38 sp = 38 * ( 125 / 100 ) = 38 mp * ( 95 / 100 ) = 47.5 mp = 50 answer : b"
divide(multiply(add(38, divide(multiply(38, 25), const_100)), const_100), subtract(const_100, 5))