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The probabilities that a student will so...

The probabilities that a student will solve Question A and Question B are 0.4 and 0.5 respectively. What is the probability that he solves at least one of the two questions ?

A

0.6

B

0.7

C

0.8

D

0.9

Text Solution

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The correct Answer is:
B

The statements (1) and (3) are true.
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