5 couples are sitting at a round table out of which at least 4 couples are together than the probability that all 5 couples are together is given by

6 boys and 4 girls sit around a table at random. The probability that all the girls sit together is

Probability of all the four sons to a couple is

Probability of all the four sons to a couple is

In a room, there are 6 couples .Out of them if 4 are chosen at random the probability that they may be 2 couples is

5 boys and 5 girls sit in a row randomly. Find the probability that all the boys sit together.

Six married couple are sitting in a room. Number of ways in which 4 people can be selected so that there is exactly one married couple among the four is:

Six married couple are sitting in a room. Number of ways in which 4 people can be selected so that there is exactly one married couple among the four is:

When 5 boys and 5 girls sit around a table the probability that no two girls come together

Three married couples sit in a row. Find the probability that no husband sits with his wife.