A cyclist covers 40 km at 20 km/h and then 60 km at 30 km/h. What is the average speed for the entire journey?
A cyclist covers 40 km at 20 km/h and then 60 km…
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in
Written by
in
A cyclist covers 40 km at 20 km/h and then 60 km at 30 km/h. What is the average speed for the entire journey?
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