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In a container there are 2 green marbles and 2 red marbles. You randomly pick two marbles. What is the probability that both of them are green?
গণিত Permutation and Combination 07 Oct, 2020
প্রশ্ন In a container there are 2 green marbles and 2 red marbles. You randomly pick two marbles. What is the probability that both of them are green?
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