Question

Solution

Correct option is   We have         SIMILAR QUESTIONS

Q1

Let A and B be two events such that Q2

A and B toss a coin alternatively till one of them gets a head and wins the game. If A begins the game, the probability B wins the game is

Q3

Suppose X B(np) and P(X = 5). If p > 1/2, then

Q4

A person is known to speak the truth 4 time out of 5. He throws a dia and reports that it is a ace. The probability that it is actually a ace is

Q5

In a game called “odd man out man out”, m(m > 2) persons toss a coin to determine who will buy refreshments for the entire group. A person who gets an outcome different from that of the rest of the members of the group is called the odd man out. The probability that there is a loser in any game is

Q6

The chance of an event happening is the square of the chance of happening of second event but the odds against the first are the cube of the odds against the second. The chance of the events:

Q7

The odd against a certain event are 5: 2 and the odds in favour of another independent event are 6: 5 the probability that at least one of the events will happen is:

Q8

If A1, A2,….An are any n events, then

Q9

The probability that at least one of the event A and B occurs is 0.6 if A and B occur simultaneously with probability 0.2, then Q10

An integer is chosen at random from the first 200 positive integers. The probability that the integer chosen is divisible by 6 or 8 is: