Question

The probability of occurrence of an event A is 0.7 and the probability of non occurrence of event B is 0.5 and that of at least one of A and B, not occurring is 0.6. Find the probability that at least one of A and B occurs. ​

Answer 1

Answer:

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Answer 2

The probability of occurrence of an event A is 0.7, the probability of non-occurrence of an

event B is 0.5 and that of at least one of A and B not occurring is 0.6. Find the probability that

at least one of A and B occurs