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EAMCET Engineering 2010 Solved Paper
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© examsnet.com
Question : 9
Total: 160
Suppose
A
and
B
are two events such that
P
(
A
∩
B
)
=
3
25
and
P
(
B
−
A
)
=
8
25
.
Then,
P
(
B
)
is equal to
11
25
3
11
1
11
9
11
Validate
Solution:
Given,
P
(
A
∩
B
)
=
3
25
P
(
B
−
A
)
=
8
25
Then according to figure
P
(
B
)
=
P
(
A
∩
B
)
+
P
(
B
−
A
)
P
(
B
)
=
3
25
+
8
25
⇒
P
(
B
)
=
11
25
© examsnet.com
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