Moonfrog Interview Questions | Cards
Question
What is the probability of getting all the three cards red, when there are 5 black, 6 red and 7 blue cards?
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Answers ( 2 )
6c3/18c3 = 5/204
total combination possible for selecting 3 red card from 6 red card= 6C3
total possible combination of selecting 3 red from all cards= 18C3
ans= 6c3/18c3