Respuesta :

Answer:

Hello!

The speed is the distance travelled divided by the time spent. Here this is

(200 meters) / (15 seconds) = 13.3333333 m/s.

To express this in kilometers per second, let's express meters in kilometers and seconds in hours.

There are 1000 meters in one kilometer, therefore 1/1000 kilometers in one.

Step-by-step explanation:

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