Answer:
Momentum of hocking player

Hockey player

Step-by-step explanation:
For first hockey player :
Given that
mass (m) 
Velocity (v) 

where
is momentum
put the value in equation (1)
For second hockey player :
Given that
mass (m) 
velocity (v) 

Where
is momentum
put the value in equation (2)

Questions 1 and 2 are correct.
Question #3 is A
Question #4 is C
Question #5 is C
Mellisa will win because she has alot of balls
Answer:
You're answer is -5 :)
Step-by-step explanation: