SOLUTION: You have four horses, all of which travel at different speeds. In traveling from point A to point B, these horses take one, two, four and six hours respectively. One day you deci

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Question 304661: You have four horses, all of which travel at different speeds. In traveling from point A to point B, these horses take one, two, four and six hours respectively.
One day you decide to move all your horses from point A to point B. However, you can only move a maximum of two horses at a time, and you need to ride a horse back to point A each time you return to move your other horses. Knowing you can only move as fast as the slowest horse you’re traveling with, what is the fewest number of hours it will take to complete your move?

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
take the fast and the slowest
+6+1
take the fastest and next slowest
+4+1
take the the last two
+2
+6+1+4+1+2
14 hours of fun