Question

A train 700 metres long is running at 72 kilometre per hour if it crosses a tunnel in 1 minute the length of the tunnel is

Answer 1

Answer:

500 mtr.

Explanation:

Have a look at this

5

Train+ tunnel= 72×----× 1 min or 60 sec

18

Now,

it comes to= 1200

then tunnel= 1200- 700= 500 mtr.