Math, asked by sapnatiwari6355, 19 hours ago

the speed of a train is 25 m/sec. find its speed in km/hr.​

Answers

Answered by ssarkar110305
1

Answer:

25 m/s

km/h  

= 25*1000/60*60

=25000/3600

=250/36

= 6.9444 km/h

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Answered by sumanth4894
1
Given speed=25m/sec
We know that
1m = 1/1000 km
1sec = 1/3600 hours
Therefore, 1 m/sec = (1/1000)/(1/3600)
=3.6 km/hr
So, speed =25 * 3.6 = 90km/hr
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