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its 0.0175 km/3 sec

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Q: How to divide 21 kilometers per hour into 3 seconds?
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Related questions

How do you convert kilometers per hour to per second?

just divide your km/h by 3600, the number of seconds in an hour.


How can 3500 meters per second be converted to kilometers per hour?

Meters per second x 3.6 = kilometers per hour: 3,500 x 3.6 = 12,600 km per hour


How do you convert kilometers per hour to kilometers per minute?

Take the kilometers per hour and divide by 60. (60 minutes in an hour)


A train travels at a speed of 30 miles per hour If 1 mile equals 1.6 kilometers how fast is the train traveling in kilometers per minute?

You start by converting that to kilometers per hour, which would be 48 kilometers per hour. An hour contains 60 seconds, and to convert to smaller units of time, you divide, so 48/60 is 0.8 kilometers per minute.


Convert kilometers per hour into miles per hour?

Divide km per hour by 1.609


What does kilometers conversion to kilometers per second?

you have to divide it by a time, and that time has to be in seconds


What is 405 kilometers divided by 5 hours?

81


What is speed per hour if you travel 288900 kilometers in 2 minutes 29 seconds?

The equates to 4,337,254.33 miles per hour or6,980,134.23 kilometers per hour


What is the acceleration of a vehicle that changes its speed from 100 kilometers per hour to 0 kilometers per hour in 10 seconds?

smart


When there are 20 meters per second then what is its rate in kilometers per hour?

there are 3600 seconds in an hour and 1000 metres in a kilometre so multiply your 20 by 3600 and divide by 1000 to get kph. You should get 72!


Calculate the speed of a dog running through a field if he is covering 23.7 meters in 54 seconds?

Divide the distance by the time. The result will be in meters per second. If you want to convert to kilometers per hour, multiply the meters per second by 3.6.Divide the distance by the time. The result will be in meters per second. If you want to convert to kilometers per hour, multiply the meters per second by 3.6.Divide the distance by the time. The result will be in meters per second. If you want to convert to kilometers per hour, multiply the meters per second by 3.6.Divide the distance by the time. The result will be in meters per second. If you want to convert to kilometers per hour, multiply the meters per second by 3.6.


How many kilometers per hour are in the speed of light?

Light is so fast that it is usually expressed as about 300,000 kilometers per second. If you multiply that by 3600 seconds / hour, you get the speed in kilometers per hour.