Motercycle trip of 270 miles in the mountains and 8/9ths of the trip downhill, how many miles of the trip aren't

Question

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Answer 1

The solution to this problem is given by the following equation:

Miles = Distance - (Distance x Fraction downhill)

 

M = 270 miles - (270 miles x 8/9)

 

M = 270 miles - 240 miles

 

M = 30 miles