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Probability

If the probab...

Question

If the probability of a sure event is A and an impossible event is B, then (A + B) equals

A

0

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B

1

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C

2

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D

Can not be determined

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Solution

The correct option is B 1
We know that the probability of a sure event is 1 whereas, the probability of an impossible event is 0.
$∴ A = 1$ and B = 0
$\Rightarrow A + B = 1 + 0$
= 1
Hence, the correct answer is option (b).

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