please help

Two laboratory carts are placed on a frictionless surface. A spring is allached to both carts and compressed, A string holds the two carts together so they are motionless. Cart I has a mass of m and cart II has a mass of 2.5m. Cant II Cart 1 2 5am Spring The string is cut and the carts move in opposite directions; cart I has a velocity of 0,80 Cant II likewillslegalof cant it immediately after the string is cut." 1 point 0.80 m/S 0 32 m/S