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20 km in half an hour = 2*20 = 40 km in an hour.

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12y ago

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In one-half hour a bicyclist traveled 20 kilometers What was the bicyclist's average speed?

In kph it would be 40 kph.


Sally traveled 80 kilometers in 2.5 hours what was her average speed in kilometers per hour?

25 kilometers


What is the average speed of a car that traveled 500 kilometers in 10 hours?

50kph


If you know a car traveled 300 kilometers in 3 hours you can find its?

Average Speed


If bicyclist travels 60.0 kilometers in 3.5 hours what is the cyclist average speed?

17.14286 km. hr. is the avg. speed


What is the speed of a bicyclist who takes an hour and a half to travel 10 kilometers?

Average speed = distance / timedistance = 10 kmtime = 1.5 hoursAverage speed = 10 km / 1.5 hours = 6.67 km/hoursor1 mile = 1.60934 km6.67 km/hr = 4.14 miles/hrBecause we do not know if the speed of the bicyclist was constant or not, we can only give the average speed of this cyclist.


What is the average speed of a train that traveled 543 kilometers in 6 hours?

Anything that goes 543 kilometers in 6 hours is averaging 90.5 kilometers per hour


If a train travelled km in w hours what was the average speed of the train?

To find the average speed of the train, divide the distance traveled (in kilometers) by the time taken (in hours). The formula is: Average Speed = Distance / Time. Therefore, if the train traveled ( km ) in ( w ) hours, its average speed would be ( \frac{km}{w} ) kilometers per hour.


Edward traveled 110 kilometres in 2 hours What was the average speed in kilometre per hour?

His average speed was 55 kilometers per hour.


If a car's average speed is 59 kilometers in 2.6 hours?

If what you want is the total distance traveled, you need to multiply the average speed by the time.Please note that "59 kilometers" is not a speed; perhaps you mean "59 kilometers per hour". If, on the other hand, "59 kilometers" is the TOTAL DISTANCE, and you want the average speed, you need to divide the total distance by the time.


What is a car's average speed in kilometers per hour if a 90-kilometer trip takes three hours?

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What is the average speed of a car that traveled 1000 kilograms in 5 hours?

A car that travels 1000 kilometers in 5 hrs, averages 200km/h.