The probability that in a family of 5 members,exactly two members have birthday on sunday is:-

Solanaceous members have-

If 4 people are chosen at random,then the probability that exactly two of them have the same birthday and another two of them have another same birthday of a week is

Family poaceae is member of series

12 members of a committee are to sit down at random round a table. Probability that there are 3 members between the two particular members A and B, is

The average age of a family of 5 members is 20 years. with the youngest member being 5 years old. What was the average age (in years) of the family just before the birth of the youngest member?

The average age of a family of 5 members is 20 years, with the youngest member being 5 years old. What was the average age ( in years) of the family just before the birth of the youngest member?

Members of the family Hominidae are:

The average age of a family of 6 members is 25 years with the youngest member being 8 years old. What was the average age ( in years) of the family just before the birth of the youngest member?