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OpenStudy (anonymous):
You select 3 coins at random from 10 coins: 5 dimes and 5 quarters. What is the probability that all of the coins selected are dimes?
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OpenStudy (anonymous):
@mathmate ideas?
OpenStudy (anonymous):
It is 5C3 / 10C3! Those were suppose to be 3's in the response ^
OpenStudy (anonymous):
if all of the coins selected are dimes, so all events can be 5C3 yea, that's right P(3D) =5C3/10C3
OpenStudy (anonymous):
thanks!
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