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有一種骰子是非標(biāo)準(zhǔn)的,其上的點(diǎn)數(shù)分別為2,3,3,5,5,6,用這樣兩個(gè)骰子一起投擲一次,點(diǎn)數(shù)之和恰好等于8概率為
5
18
5
18
(用最簡(jiǎn)分?jǐn)?shù)表示).

【考點(diǎn)】概率
【答案】
5
18
【解答】
【點(diǎn)評(píng)】
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發(fā)布:2024/5/27 14:0:0組卷:228引用:3難度:0.7
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