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Anika [276]
2 years ago
12

A bag contains 5 red marbles, 6 blue, and 4 green. If three marbles are drawn what is the probability to the nearest 10th all th

ree are blue
Mathematics
1 answer:
fredd [130]2 years ago
8 0

Answer: 4.4%

Step-by-step explanation:

Probability of drawing blue first is 6 in 15

Assuming you get that one, the second is 5 in 14 (as you've taken a blue one out)

If that's successful you have 5 in 13 chances of pulling another blue

As you want the first AND second AND third to happen, you multiply them…

(6/15)*(5/14)*(4/13) = 0.04395

So as a percentage, to the nearest tenth is 4.4%

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In the school library, 28% of the books are non-fiction. If there are 1.224 fiction books in
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Answer:

1700 books

Step-by-step explanation:

We are given;

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We are required to determine the total number of books.

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We need to know that;

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72% = 1,224 books

Therefore;

Total number of books = (1,224 × 100%) ÷ 72%

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7 0
3 years ago
In a community of 1000 people, what is the (annual) probability of 8 births? What is the probability of 8 deaths? What is the pr
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Step-by-step explanation:

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3 years ago
Help asap!
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3 years ago
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