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The train is 100 metres long and approaching a 3000 metre long tunnel. 30 seconds would pass if the front car and last train car exit the tunnel. How do I determine the constant speed of something in kilometres
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The train is 100 metres long and approaching a 3000 metre long tunnel.

30 seconds would pass if the front car and last train car exit the tunnel.
How do I determine the constant speed of something in kilometres per hour?

User Jolo
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7 votes

Answer:

i have the same question sorry :((((

Explanation:

User Kristell
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