10.9 miles? If he's twice as far from the starting line as from the finish line, he must be 2/3 through. Think about it. If he has 1/3 left, the 2/3 he already ran is twice as far as what he has left.
1/3(10.9) = 3.63 miles left to run.
Logan M.
asked 09/10/16
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