a number x is 3 times another number y . the percentage that y is less than x is
"say y = 1 and x = 3 . then y = 1 is less than x = 3 by ( 3 - 1 ) / 3 * 100 = 2 / 3 * 100 = 66.6 % . answer : b ."
multiply(divide(subtract(3, const_1), 3), const_100)