A 3250kg truck traveling 44m/s north collides with a 1500kg car traveling 17m/s south. If the two vehicles stick together after the collision, what is the speed and direction of the two vehicles?

Answer 1

M1*V1 + M2*V2 = M1V + M2*V.
3250*44 - 1500*17 = 3250V + 1500V.
V = ?
Direction: North.