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Question

If E and F be mutually exclusive events such that P(E)=0.4 and P(F)=0.5, then P(EF) is

A
0.2
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B
0.1
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C
0.9
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D
None
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Solution

The correct option is B 0.9
Here, E and F be mutually exclusive events.
P(EF)=0
P(EF)= P(E)+ P(F)
Given P(E)=0.4 and P(F)=0.5
P(EF)= 0.4+0.5
P (EF)= 0.9
option C is correct.

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