A train running at a speed of 72km/h. crosses a post in 10 second and crosses a platform in 18 second. in what time it will cross a tunnel 3 time more than platform
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It will cross a tunnel in 24 seconds
The tunnel is 3 times of platform
18-10=8
It looked 8 second to cover the platform
Tunnel is 3 times of platform
3×8=24seconds
24 seconds time will be taken to cross a tunnel
The tunnel is 3 times of platform
18-10=8
It looked 8 second to cover the platform
Tunnel is 3 times of platform
3×8=24seconds
24 seconds time will be taken to cross a tunnel
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