A Philadelphia Flyers forward weighing 88kg, is skating towards the net with a velocity of 7.6m/s. The NY Rangers defender with a mass of 94kg, charges towards him with a velocity of 6.8m/s. The two hockey players collide and continue to slide on the ice together. What is their combined velocity? a) 8.21m/s b) 6.98m/s c) 7.19m/s d) 7.27m/s e) none of the above

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