a number x is 11 times another number y . the percentage that y is less than x is
"say y = 1 and x = 11 . then y = 1 is less than x = 11 by ( 11 - 1 ) / 11 * 100 = 10 / 11 * 100 = 90.9 % . answer : b ."
multiply(divide(subtract(11, const_1), 11), const_100)