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January 31, 2015

January 31, 2015

Posted by **jake** on Monday, January 28, 2013 at 3:06pm.

- math -
**Reiny**, Monday, January 28, 2013 at 3:36pmtime for trail B = 1/6 hrs

time for trail C = 3/2 hrs

total time = 1/6 + 3/2 = 5/3 hrs

avg speed = total distance / total time

= 4/(5/3) = 4(3/5) = 12/5 mph or 2.4 mph

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