Compute each part of following question given below:
Question: A 22g ball of clay traveling east at 3.8m/s collides with a 38g ball of clay traveling north at 2.2 m/s.
Part A: What is the movement direction of the resulting 60g blob of clay?
Part B: What is the speed of the resulting 60g blob of clay?
I know the correct answer but explain how to get this answer! Thank you.