Chemistry, 02.08.2019 19:50 mayac5369

An athlete is running a 5-km race at am average speed of km/h. she has to stop to tie her shoe. after tying her shoe, she continues running at 8km/h. why would her average speed for the entire race be less than 8km/h

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An athlete is running a 5-km race at am average speed of km/h. she has to stop to tie her shoe. afte...

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