Playing cards

From 32 playing cards containing 8 red cards, we choose 4 cards. What is the probability that just 2 will be red?

Correct answer:

p =  0.2109

Step-by-step explanation:




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Showing 1 comment:
#
Math student
I do not understand how you got 4*3 over 2*1 in the probability equation? Shouldn't it have been 4*3*2*1 over 2*1?

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