Probability Tes...

A die is thrown. Let $$A$$ be the event that the number obtained is greater than 3. Let B be the event that the number obtained is less than 5. Then $$P(A \cup B)$$ is

To make a 750-piece jigsaw puzzle more challenging, a puzzle company includes 5 extra pieces of box along with the 750 pieces, and those 5 extra pieces do not fit anywhere in the puzzle. If Ramesh selects one piece at random from such a box, what is his probability of selecting the extra piece?

There are $$20$$ marbles in a bag and $$10$$ of them are blue. What is the probability that any $$1$$ marble drawn at random will not be blue?

If $$\phi$$ represents an impossible event, then $$P(\phi) =$$ ?

An event in which all the possible outcomes of the experiments are present is known as ______ event.

Probability of getting a prime (or) composite is ________.

Karishma and Reshma are playing Chess. The probability of Karishma winning is $$0.59$$. Then probability of Reshma winning the match is:

"The occurrence of one event excludes the occurrence of another event". In a random experiment of probability theory, it is called

If three events $$A$$, $$B$$, $$C$$ are mutually exclusive, then which one of the following is correct?

The probability of winning a game is $$\cfrac{5}{6}$$. Then the probability of losing it is.