if each edge of cube increased by 10 % , the percentage increase in
"100 × ( 110 ) / 100 × ( 110 ) / 100 = 121 = > 21 % answer is a ."
multiply(const_100, divide(subtract(power(add(const_100, 10), const_3), power(const_100, const_3)), power(const_100, const_3)))