設(shè)上坡距離為 x,下坡用時為 y,則上坡用時為（y+1）,根據(jù)給出的條件列方程：
1) x/(y+1) = 24
2) (114-x)/y = 36
解方程得出：x = 60,y = 1.5
因此,上坡距離為 60 公里（60 kilometers were traveled in the uphill part of the ride）
一道非常簡單的英語數(shù)學(xué)題~
一道非常簡單的英語數(shù)學(xué)題~
Yuan went on a 114km bike ride over a mountain pass.She averaged 24km/hr going up the moutain and 36 km/hr going down the other side.This all happened when Yuan in fantastic shape and could cycle for hours.Once school went back in her cardiovascular fitness deteriorated and she gave up cycling until the following summer.If the time spent going down was one hour less,find how many kilometers were traveled in the uphill part of the ride.
Yuan went on a 114km bike ride over a mountain pass.She averaged 24km/hr going up the moutain and 36 km/hr going down the other side.This all happened when Yuan in fantastic shape and could cycle for hours.Once school went back in her cardiovascular fitness deteriorated and she gave up cycling until the following summer.If the time spent going down was one hour less,find how many kilometers were traveled in the uphill part of the ride.
英語人氣：384 ℃時間：2020-02-05 00:40:24
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