SOLUTION: a jar contains 10 purple marbles and 2 red marbles. if two marbles are chosen at random with no replacement, what is the probability that 2 purple marbles are chosen?

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Question 442659: a jar contains 10 purple marbles and 2 red marbles. if two marbles are chosen at random with no replacement, what is the probability that 2 purple marbles are chosen?
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
10/12x9/11=90/132=15/22..