valerianunom valerianunom

06-04-2021
Physics

contestada

A cyclist travels 21 km in 90 minutes. Calculate, in m s–1 , the speed of the cyclist.

Respuesta :

ethansun2018 ethansun2018

06-04-2021

Answer:

35/9 m/s

Explanation:

21 km = 21000 m

90 min = 90*60 s = 5400 s

21000/5400 = 35/9 m/s

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