the sale price sarees listed for rs . 750 after successive discount is 20 % and 15 % is ?
"750 * ( 80 / 100 ) * ( 85 / 100 ) = 570 answer : b"
subtract(subtract(750, divide(multiply(750, 20), const_100)), divide(multiply(subtract(750, divide(multiply(750, 20), const_100)), 15), const_100))