Question

the speed of tein is 90km/hr. find its speed in metres per second

Answer 1

➡HERE IS YOUR ANSWER⬇

90 km = 90000 m

1 hr = 3600 s

In 3600 s, the train goes 90000 m

In 1 s, the train goes

= (90000×1)/3600 m

= 25 m

So it's speed is 25 m/s

⬆HOPE THIS HELPS YOU⬅

Answer 2

we will multiply likee this :
90×5/18=25m/s