SOLUTION: During a camping trip, a couple went one fourth of the way by boat, 20 miles by foot, and one eighth of the way by horse. How long was the trip?

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Question 878172: During a camping trip, a couple went one fourth of the way by boat, 20 miles by foot, and one eighth of the way by horse. How long was the trip?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
0.25+0.125=0.375
1.000-0.375=0.625
20/0.625=32 mi