the sale price sarees listed for rs . 390 after successive discount is 14 % and 15 % is ?
"390 * ( 86 / 100 ) * ( 85 / 100 ) = 285 answer : a"
subtract(subtract(390, divide(multiply(390, 14), const_100)), divide(multiply(subtract(390, divide(multiply(390, 14), const_100)), 15), const_100))