the sale price sarees listed for rs . 560 after successive discount is 20 % and 30 % is ?
"explanation : 560 * ( 80 / 100 ) * ( 70 / 100 ) = 314 answer : b"
subtract(subtract(560, divide(multiply(560, 20), const_100)), divide(multiply(subtract(560, divide(multiply(560, 20), const_100)), 30), const_100))