if x is 20 percent greater than 80 , then x =
"x is 20 % greater than 80 means x is 1.2 times 80 ( in other words 80 + 20 / 100 * 80 = 1.2 * 80 ) therefore , x = 1.2 * 80 = 96.00 answer : c"
add(80, multiply(divide(20, const_100), 80))