Find the value of each and then find the value of the missing number.
8+4=12 12*5=60.. So and is 60
If a, b, c are three real numbers such that a + b + c = 7, a^2 + b^2 + c^2= 35 and a^3 + b^3 + C^3 = 151. Find the value of abc?
x and y are distinct 2 digit numbers such that y is obtained by reversing the digits of x. Suppose they also satisfy x^2 - y^2 = m^2 for some positive integer m, then find the value of x+y+m?
Burger + Burger + Burger = 30 Burger + Pizza + Pizza = 20 Pizza + Cold Drink + Cold Drink = 9 Pizza + Cold Drink x Burger = ?