Find the probability of selecting exactly 2 children when four persons are choosen at random from a group of 3 men, 2 woman and 4 children.
A) 9/29 B) 10/21 C) 12/21 D) 14/19
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Answered by
1
Answer:
9/29..... hope it is correct.....
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Answered by
0
Step-by-step explanation:
Selecting 2 children out of 4=> 4C2
Selecting remaining 2 people = 5C2
Total ways of selecting 4 people from 9= 9C4
So probability = 4C2*5C2/9C4
10/21
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