# How fast must I drive for the rest of the way to catch my train?

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I drive at an average speed of 30 miles per hour to the railroad station each morning and just catch my train. On a particular morning there was a lot of traffic and at the halfway point I found I had averaged only 15 miles per hour.
How fast must I drive for the rest of the way to catch my train?

posted Sep 26, 2015

Theoretically impossible as all the time is already gone in covering half the distance at half speed.

a person can not catch the train on that perticular day

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