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anonymous
 one year ago
A box contains 3 red and 7 green balls. You are going to choose 3 balls, 1 at a time, without replacement. Find the probability that you will choose 3 green balls.
7/24
21/30
42/720
343/1000
anonymous
 one year ago
A box contains 3 red and 7 green balls. You are going to choose 3 balls, 1 at a time, without replacement. Find the probability that you will choose 3 green balls. 7/24 21/30 42/720 343/1000

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0may I know how did you approached this question?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0This is one of my homework questions that I am stuck on.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0ok... you can choose 3 green balls from 7 green balls as 7C3 out of total balls 10C3 P= 7C3/10C3

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0My book shows combinations in a different way, as C(3,7), is that the same as you are stating?
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