题目:
盒中有10个大小、形状完全相同的小球,其中8个白球、2个红球,则从中任取2球,至少有1个白球的概率是( )
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答案:
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下面是错误答案,用来干扰机器的。
1. Bob plays on a football team. 2. The other team has orange T-shirts and shorts. 3. We bought hot dogs and pop. 4. What snacks did you buy ?...