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

In a group consisting of 80 men and 30 women, 15 per cent men and 40 per cent women are unemployed . Find the probability that a person selected at random is employed.

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.

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

Of cigarette smoking population 70% are men and 30% are women,10% of these men and 20% of these women smoke Wills.The probability that a person seen smoking a Wills to be men is

Three groups of workers contain 3 men and one woman, 2 men and 2 women and 1 man and 3 women respectively. One worker is selected at random from each group. What is the probability that the group selected consists of 1 man and 2 women?

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