JEE Advance - Mathematics (1980 - No. 2)
Two events $$A$$ and $$B$$ have probabilities $$0.25$$ and $$0.50$$ respectively. The probability that both $$A$$ and $$B$$ occur simultaneously is $$0.14$$. Then the probability that neither $$A$$ nor $$B$$ occurs is
$$0.39$$
$$0.25$$
$$0.11$$
none of these