英语翻译① if the odds for A are 5 to 3 ,A 的概率是多少?②if the odds against B are 3 do 1,B的概率是多少

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英语翻译① if the odds for A are 5 to 3 ,A 的概率是多少?②if the odds against B are 3 do 1,B的概率是多少
英语翻译
① if the odds for A are 5 to 3 ,A 的概率是多少?②if the odds against B are 3 do 1,B的概率是多少

英语翻译① if the odds for A are 5 to 3 ,A 的概率是多少?②if the odds against B are 3 do 1,B的概率是多少
odds:the ratio of the probability of one event to that of an alternative event
(1) P(A)=5/8
(2) P(B)=1/4

第一个应该是一又三分之二 第二个应该是33.3%