A piggy bank contains hundred 50 p coins, fifty ₹ 1 coins, twenty ₹ 2 coins and ten ₹ 5 coins. If it is equally likely that one of the coins will fall out when the bank is turned upside down, what is the probability that the coin will be a 50 p coin?

A Kiddy bank contains hundred 50p coins, fifty ₹1 coins, twenty ₹2 coins and ten ₹5 coins. Ifit is equally likely that one of the coins will fall out when the bank is turned upside down, what is the probability that the coin (i) will be a 50 p coin? (ii) will not be a ₹5 coin?

A coin is tossed twice, what is the probability that atleast one tail occurs?

Three Coins are tossed: What is the probability of getting at least one tail?

4 coins are tossed at a time. What is the probability that there are 2 heads and 2 tails?

Three coins are tossed. If one of them shows tail, then find the probability that all three coins show tail.

8 coins are tossed simultaneously ,what is the probability of getting 6 heads

If a fair coin is tossed thrice find the probability that there are at most one tail

An unbiased coin is tossed three times in succession. What is the probability of obtaining 'Tail' at least once ?

Two coins A and B have probability of head coming up in a single a toss and respictively. One of the coins is selected at random and tossed twice. If two heads come up. What is the probability that the coin B was tossed?

If a fair coin is tossed thrice find the probability that there are at least one head