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[其他] 數學高手請入

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原帖由 ME]diaoxie 於 2011-11-2 17:57 發表
我想問
Under 50 years of age :
Exercises regularly 55
Does not exercise 40

50 years of age and over:
Exercises regulaly 20
Does not exercise 85

指人數?
已慌,加埋唔係100

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