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NDA Math Probability
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© examsnet.com
Question : 24
Total: 100
A committee of two persons is selected from two men and two women. The probability that the committee will have exactly one woman is
[NDA II 2017]
1
6
2
3
4
9
5
9
Validate
Solution:
n
(
s
)
=
4
C
2
=
4
×
3
2
=
6
n
(
E
)
=
2
C
1
×
2
C
1
=
2
×
2
×
4
P
(
E
)
=
4
6
=
2
3
© examsnet.com
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