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- Jan 26, 2012

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Remember to read the POTW submission guidelines to find out how to submit your answers!

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- Thread starter
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- #1

- Jan 26, 2012

- 4,043

--------------------

Remember to read the POTW submission guidelines to find out how to submit your answers!

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- #2

- Jan 26, 2012

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1) MarkFL

2) Sudharaka

Solution (from MarkFL):

*Note - They trains collide in 1 hour since they are 100 miles apart and traveling 40mph and 60 mph, thus each covering 40 miles and 60 miles in the span of 1 hour.*

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