`A, B and C` toss a coin one after another. Who ever gets head 1st will win the game. If A starts the game the probability of A's winning is

(i) A and B toss a coin alternately till one of them tosses a head and wins the game. If A starts the game, find their respective probability of winning. (ii) A and B throw a coin alternately till one of them gets a 'head' and wins the game. If A starts the game, find the probability of his winning at his third throw.

A and B toss a coin alternately till one of them gets a head and wins the game. If A starts the game, find the probability that B will win the game.

A and B toss a coin alternately till one of them gets a head and wins the game. If A starts the game, find the probability that B will win the game.

A and B alternately throw with a pair of dice. Who gets a sum of 7 points 1 th will win the game.If A starts the game,the probability of his winning is

A,B,C are tossing a coin on the condition that , the person who gets a Head first, wins the game. If A starts the game, then the probabilities of A, B and C to win the game are

A and B throw a die alternately till one of them gets a ‘6’ and wins the game. If A stars first, then the probability of winning of A is

A and B toss coin alternately till one of them gets a head and wins the game. If A starts first, find the probability the B will win the game.