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Eight white balls and twenty black balls are in a bag. What is the probability of drawing a black ball in one draw? 1 2/5 5/7
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Dec 1, 2018
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Eight white balls and twenty black balls are in a bag. What is the probability of drawing a black ball in one draw? 1 2/5 5/7
Mathematics
high-school
Kenny Loveall
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Kenny Loveall
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the possibility is 20 out of 28
Liori
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Dec 3, 2018
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Liori
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7
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There are 28 balls in total,
20 are black.
Therefore, the probability of drawing a black ball is 20/28.
20/28 simplified is 5/7.
The answer is 5/7
Hope this helps!!
Erik Elmgren
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Dec 7, 2018
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Erik Elmgren
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