the true discount on a bill of rs . 270 is rs . 45 . the banker ' s discount is
solution p . w = rs . ( 270 - 45 ) = rs . 225 s . i on rs . 270 = rs . ( 45 / 225 x 270 ) = rs . 54 . answer a
multiply(divide(45, subtract(270, 45)), 270)