Answer :
Conversion should be done as follows:
4 km/min → m/hr
⇒ 4 km/min = (4x1000)/ (1/60) = 240000 m/hr
How are kilometers per minute calculated?
You can measure your current speed in mph or kph. To convert it to kilometers per minute or miles per minute, divide it by 60.
To get miles per second or kilometers per second, divide by 60 once more.
Alternative: To convert it directly, divide it by 3600.
How are kilometers and miles per hour converted?
Divide the number of kilometers per hour (kmph) by 1.609344 to get the equivalent number of miles per hour (mph).
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