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lynx7  Jan 20, 2018

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 #1
avatar+11453 
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13.5 m/s   x 1km/1000m  x  3600 s/hr  = 48.6 km/hr

ElectricPavlov  Jan 20, 2018
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 #1
avatar+11453 
+2
Best Answer

13.5 m/s   x 1km/1000m  x  3600 s/hr  = 48.6 km/hr

ElectricPavlov  Jan 20, 2018

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