[" In a certain town,"40%" of the people have brown "],[" hair,"25%" have brown eyes and "15%" have both "],[" brown hair and brown eyes.If a person selected at "],[" random from the town,has brown hair,the "],[" probability that he also has brown eyes,is "]

In a certain town, 40 % residents have computers, 25 % have internet connections and 15 % have both computer and internet connection. A resident is selected at random from the town. Then (i) If he has a computer, then what is the probability that he has internet connection also ? (ii) If he has an internet connection, then determine the probability that he does not have a computer.

In a city 40% persons have gray hair, 25% person have gray eyes and 15% person have gray hair as well as gray eyes. One person is selected at random then ........ is the probability of an event that person has gray hair and gray eyes.

In a town 40% people read Eenadu. 25% people read Jyothi and 15% people read both. A person chosen at random from the town. The probability that the person chosen read Jyothi but not Enadu is

In a town 40% people read Enadu, 25% people read both. A person is chosen at random from the town. The probability that the person chosen read Enadu but not read jyothi is

In a town 40% people read a news paper A, 30% people read another news paper B and 20% people read both. A person is chosen at random from the town. The probability that the person chosen read only one paper is

If 65% of a population group have black eyes, 25% have brown eyes, and the remaining have blue eyes, what is the probability that a person selected at random has (i) blue eyes (ii) brown or black eyes (iii) blue or black eyes (iv) neither blue nor brown eyes

A class contains 10 men and 20 women, among which half the men and half of the women have brown-eyes. Find the probability that a person, chosen at random, is a man or has brown eyes.

In a class there are 10 men &20 women.Out of them half of the number of men & half of the number of women have brown eyes.Out of them if a person is chosen at random,the chance that for the person chosen to be a man or brown eyed person is