if 50 % of x equals the sum of y and 20 , then what is the value of x – 2 y ?
explanation : given , 50 % of x equals the sum of y and 20 . = > ( 50 / 100 ) × x = y + 20 . = > x / 2 = y + 20 . = > x = 2 y + 40 . = > x – 2 y = 40 . answer : b
divide(20, divide(50, const_100))