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A bag contains Five blue marbles, 6 red ones and 9 green ones. Two marbles are drawn at random, one at a time, without replacing. What is the probability of selecting two blue marbles? a 9/20 b 3/38 c
asked
Aug 22, 2017
Mathematics
high-school
1
answer
5
votes
34.3k
views
What's the square root of 19
asked
Jul 17, 2016
Mathematics
middle-school
2
answers
3
votes
205k
views
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