Rylee09 Rylee09

12-06-2017
Mathematics

contestada

A car is driving west on a highway at 25 m/s what is the cars speed in km/h

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tabbycat2481 tabbycat2481

12-06-2017

I'd say the velocity is .25 km/h. But I'm not sure.

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mreijepatmat mreijepatmat

12-06-2017

1 meter = 10⁻³ km or = 0.001 km
1 second = 1/3600 hour:

So the 25 m = 25 x 0.001 = 0.025 km in 1 second and in
3600 seconde, his speed becomes 3600 x 0.025 = 90 km/h

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