In a group of 20 males and 5 females, 10 males and 3 females are service holders. What is the probability that a person selected at random from the group, is a service holder, given that the selected person is a male ?

In a group 14 males and 6 females,8and 3 of the males and females respectively are aged above 40 years.The probability that a person selected at random from the group is aged above 40 years,given that the selected person is female,is

In a group of 14 males and 6 females, 8 and 3 of the males and the females respectively are aged above 40 years. The probability that a person selected at random from the group is aged above 40 years, given that the selected person is a female is-

In a group of equal number of men and women,10% of men and 45% of women are unemployed.S The probability that a person selected at random from that group is employed

From a group of 3men and 2 women , two persons are selected at random . Find the probability that atleast one women is selected .

A survey shows that in a certain village 2 out of every 100 men and 1 out of every 100 women have stomach ulcers. A person selected at random from the village is found to have stomach ulcer. Find the probability that the person is a male, given that the probability of selecting a male from the village is 0.55.

A survey shows that in a certain village 2 out of every 100 men and 1 out of every 100 women have strength ulcers. A person selected at random from the village is found to have stomach ulcer. Find the probability that the person is a male, given that the probability of selecting a male from the village is 0.55 .

From a tank containing 10 male fish and 12 female fish, a fish is taken out, then probability that it is a female fish is?

From a group of 4 men ,3 women , 2 persons are selected at random, find the probability at least one man is selected ?