Abowl contains 8 blue marbles and 5 green marbles. hannah randomly draws 4 marbles from the bowl. she does not replace the marbles after each draw. what is the probability that she draws 2 blue marbles and 2 green marbles?

The solution to your problem is as follows:

Required probability = 8C2*5C2 / 13C4 
= 28*10 / 715 
= 56/143 

Therefore, the probability that she draws 2 blue marbles and 2 green marbles is 56/143.

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