A coin tossed `150` time found head `115` and tail `35` time probability getting head and tail

A coin is tossed 40 times and head appears 25 times. What is the probability of getting a tail.

A coin is tossed 1000 times.Head occurred 625 times. Find the probability of getting a tail.

A coin is tossed three times. What is the probability of getting head and tail (HTH) or tail and head (THT) alternatively ?

Two coins are tossed simultaneously. What is the probability of getting one head and one tail?

A biased coin with probability of head as 2/3 is tosses 4 times. If it is known that both head and tail occur, then probability that head and tail occur alternately is

A coin is tossed 200 times . If head appears 120 times then the probability of having a tails is :

A coin is tossed twice.If the outcome is at most one tail,what is the probability that head and tail have appeared.

A coin is tossed 10 times. What is the probability of getting exactly 7 consecutive tails, no two other tails being consecutive?