A metal ball (B1) has a velocity of 30 m/s at 50° NorthEast. A rubber ball (B2) has a velocity of 20 m/s at 15° NorthEast. They collide, bouncing off each other.  B1 has a velocity of 24.6 m/s at 47° NorthEast the instant after they collide Assume: B1 has a mass of 20 kg B2 has a mass of 5 kg Their velocities remain constant until the collision All velocities are

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