Question

In how much time a 180 meter long train running at a speed of 54km/hr will cross a pole.

Answer 1

$\red{\mathbb{Hello!!}}$

Distance =180 metre

Distance =180 metrespeed=54km/hr=15m /sec

time =distance /speed

=180/15=60/5=12 sec

Answer 2

Answer:

Distance =180 metre

Distance =180 metrespeed=54km/hr=15m /sec

time =distance /speed

=180/15=60/5=12 sec

i hope it help