Question

Help ASAP!!!! WILL GIVE ALL MY POINTS!!

6. Two kids are roller skating. Amy, with a mass of 55 kg, is traveling forward at 3 m/s. Jenny, who has a mass of 40 kg, is traveling in the opposite direction at 5 m/s. They crash into each other and hold onto each other so that they move as one mass. How fast are they traveling?

Answer 1

They traveling at -0.37 m.s^-1 along the direction of 55 kg kid.