Two players A and B toss a die alternately he who first throws a six wins the game if A begins what is the probability that he wins? What is the probability of B winning the game?

If the probability of winning a game is 0.3, what is the probability of loosing it ?

In a single cast with 3 dice what is the probability of throwing 3 sixes?

A and B play alternately with an unbiased die. He who first throws a 'six' wins. If A begins, show that his chance of winning is (6)/(11) .

A man throws a die until he gets a number greater than 3 . The probability that he gets 5 in the last throw

A and B toss a coin alternately untill one of them gets a head for the first time and wins the toss. If A begin, find the respective probability ties for A and B to win the toss.

A bag contains a white and b black balls. Two players, Aa n dB alternately draw a ball from the bag, replacing the ball each time after the draw till one of them draws a white ball and wins the game. A begins the game. If the probability of A winning the game is three times that of B , then find the ratio a : b

What is the probability of obtaining a multiple of 3 in the throw of a fair die?

Two imbaised coins are tossed at a time. What is the probability of getting at least one tail?

A and B throw a die alternatively till one of them gets a '6' and wins the game. Find their respective probabilities of winning, if A starts first.

In a lottery, a porson chosen six different natural numbers at random from 1 to 20, and if thses six number match with the six number already fixed by the lottery committee, be wins the prize. What is the probability of winning the prize in the game? [Hint order of the number is not important.]