You are on a spacewalk with another astronaut. You throw a tool to them. Your mass is 82 kg, the other astronaut’s mass is 84 kg, and the tool’s mass is 12 kg. Initially, you and your comrade are at rest. You throw the tool with a speed of 6 m/s.  After you throw the tool your velocity is -0.878m/s. What is your comrade’s velocity after they catch the tool?

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