The position-time graph represents two walkers traveling in a constant direction. Which equation below best represents the average speed of the walker, Kin?

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A. V=3km/1hr
B. V=1h/2km
C. V=5km/2h
D. V=2h/5kb

1 Answer
Al E.
Feb 6, 2018

This is clearly an estimate, because I don't have the data in front of me, but from that (rather crude) graph, Kin walks,

#(5km)/(2h) = (2.5km)/h#, or #"C"# out of your choices.

We would need a better graph to extrapolate any further than the #2h# mark.

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