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A car travels 100 meters in 5 seconds. What is the speed of the car?

speed = distance over time; 1 mile = 1609 meters

8.9 miles per hour

16 miles per hour

20 miles per hour

44.7 miles per hour

Respuesta :

20 meters per second so 44.7 MPH
The answer is letter D. 

100m/ 5 secs = 20m/s
20 m/s converted to hour is 72000m / hour
72000m / hour converted to miles is 44.7 miles / hour

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