A man wins a rupee for head and loses a rupee for tail when coin is tossed. Suppose that he tosses once and quits if he wins but tries once more if he loses on the first toss. Find the probability distribution of the number of rupees the man wins.

A man wins a rupee for head and loses a rupee for tai when coin is tossed.Suppose that he tosses once and quits if he wins but xx once more if he loses on the first toss.Find the probability distribution of the number of rupees the man wins.

A coin is tossed once. Find the probability of getting a tail.

A coin is tossed until a head appears or the tail appears 4 times in succession. Find the probability distribution of the number of tosses.

Three coins are tossed once. Find the probability of getting : no tail.

A one rupee coin was tossed for once only. Find the probability of getting the head.

(a) (i) Find the probability distribution of the number of heads when three coins are tossed simultaneously. (ii) Find the probability distribution of the number of tails in the simultaneous tosses of three coins. (iii) Find the probability distribution of the number of heads in the simultaneous toss of four coins. (b) (i) Find the probability distribution of the number of heads in three tosses of a coin. (ii) Find the probability distribution of the number of sixes in two tosses of a die. ( c ) Find the probability distribution of the number of heads (tails) in four tosses of a coin.

Find the probability of getting three heads, when four coins are tossed once?

Three coins are tossed once. Find the probability of getting: at least two tails.

A coin is tossed 7 times.Each time a man calls head.The probability that he wins the toss on more occasions is