Problem: if x is 20 percent greater than 55 , then x =
Rationale: x is 20 % greater than 55 means x is 1.2 times 55 ( in other words 55 + 20 / 100 * 55 = 1.2 * 55 ) therefore , x = 1.2 * 55 = 66 answer : d
annotated_formula: add(55, multiply(divide(20, const_100), 55))