SOLUTION: A toy train measures 1/4 m long. How long will it take for the train to pass a 1m long bridge if it moves at a constant speed of 1/4m/s?

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Question 1071239: A toy train measures 1/4 m long. How long will it take for the train to pass a 1m long bridge if it moves at a constant speed of 1/4m/s?

Answer by ikleyn(52765) About Me  (Show Source):
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Answer. 5 seconds.


It is because the train should move for the distance of his length PLUS the length of the bridge.

 In all,   1 m + 1%2F4 m = 5%2F4 m.


See the lessons
    - A train passing a telegraph post and passing a bridge
    - A train passing a platform
    - A train passing through a tunnel
in this site.


Also, you have this free of charge online textbook in ALGEBRA-I in this site
    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this textbook under the topic "Travel and Distance".