Question

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

Answer 1

Answer:

9/29..... hope it is correct.....

please mark me as brainlist.....

Answer 2

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