A 60 kg boy on roller skates moves with a speed of 5 m/s. He runs into a 45 kg girl on skates, assuming they cling together after the collision what is speed? Calculate answer to one decimal.

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A 60 kg boy on roller skates moves with a
speed of 5 m/s. He runs into a 45 kg girl on
skates, assuming they cling together after
the collision what is speed? Calculate
answer to one decimal.
Transcribed Image Text:A 60 kg boy on roller skates moves with a speed of 5 m/s. He runs into a 45 kg girl on skates, assuming they cling together after the collision what is speed? Calculate answer to one decimal.
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