Average age of 22 teachers is 64 years. After involving a new teacher in that group the average increases by 1 year. What is the age of the new teacher?

There are 12 workers in an office and the average age of all workers is \(35\frac{1}{2}\)years. A new worker joins the office, the average becomes 37 years. The current age of the newly joined worker is:

The average age of a certain number of students in a college club is 20 years. Later, 27 new students, whose average age is 22 years, joined the club. 12 students, whose average age is 19 years, left the club. As a result of this change, the average age of all the students increases by 2 years. What is the present number of students in the club?

The average age of four boys, five years ago was 9 years. On including a new boy, the present average age of all five is 15 years. Find the present age of the new boy.

A group of 36 students has an average present age of 14 years. When the age of the teacher is included, the average age rises by one. Calculate the teacher's age (in years).

The average age of 6 members of a family is 25 years. If the youngest member is 4 years old, then what was the average age of family just before the birth of the youngest member?

The average age of 27 students in a class is 22. If the age of the teacher is also added to their ages, then the average increases by one. Find the age of the teacher.

The present average age of four members of a family is 27 years and the average increases by 3 years when one of their relatives joins them. The age of the relative is:

The average age of a group of friends is 27 years. If 4 new friends whose average age is 25 years join them, the average age of the entire group becomes 26 years. How many people were there in the group initially?

The average age of 29 students in a class is 26 years. If the age of the teacher is also included, the average age of the class becomes 26.4 years. Find the age of the teacher.

The average age of a group is increased by 4 years when a person whose age is 32 years is replaced by a person whose age is 56. Find the number of people in the group.

The average age of a group is increased by 6 years when a person whose age is 24 years is replaced by a person whose age is 66. Find the number of persons in the group.

The average age of 5 children is 10 years. If two more children of ages 11 years and 16 years join, then what will be the new average age?

The average age of six brothers is 15 years. If their father is also included, the average is increased by 7 years. Find the age of the father (in years).

A family consists of two grandparents, two parents and four grandchildren. The average age of the grandparents is 67 years, that of the parents is 35 years and that of the grandchildren is 9 years. What is the average age of the family?

The average age of 30 students in a class is 12 years. The average age of a group of 5 of the students is 10 years and that of another group of 5 of them is 14 years. The average of the remaining students is:

The average age of a team of 5 persons increases by 1 year when two boys of age 12 and 11 are replaced with 2 girls. What is the average age of the 2 girls which are added?

The average age of a class of 30 children increases by 0.5 years when 2 children, each 12.5 years old are replaced with 4 new children whose average age is 16 years. Find the initial average age of the class.

The average ages of students of class A and B are 11 and 13 respectively. If the number of students of class A is thrice the number of students of class B then what is the average age of all the students of both the classes?

The average age of 27 professors in a college is 42 years. 3 professors retire from the college at the age of 60 years and 4 new joined whose average age is 31 years. Calculate the average age of the professors now.

In a class there were 12 students. Two students left the class and 4 new students joined. If the average age decreased by 4 years and the total age decreased by 2 years, then find the new average age of the class.

A family consists of grandparents, parents and two grandchildren. The average age of the grandparents is 56 years, that of the parents is 27 years and that of the grandchildren is 7 years. What is the average family?

In a classroom, the average age of 30 students is 18 years. If the age of a teacher is counted with them the average age should increase by one year. Find the age of the teacher.

Average age of a group of 36 students is 28 years. If the average age of 24 students in the group is 31 years, then find the average of the remaining students in the group.

There are 15 people in a government committee group. The average age of the first 10 people is 35 years and the average age of the last 5 people is 32 years. The average age is 25 years of 3 people who have died and 4 people who have retired from the group. 7 people have joined the group whose average age is 30 years. Find the average age of the total people at the last.

In a class, the average age of 9 students is 21 years. When three new students have come the average age increased by 5 years. Find the average age of the new students.

The average age of a group of 20 persons is 18.25 years. Some new persons with an average age of 16 years join the group, now the average age of the group becomes 17 years. Find the number of persons who join the group.

The average age of 7 kids is increased by 2 years when two of them whose sum of ages is 30 years are replaced by two new kids. Find the average age of new kids.

In an office party, 26 persons were there whose average age was 29 years. Three persons left the party and 2 new persons whose total age was 76 years joined. If the average age decreases by 1 year then find the average age of 3 persons who left.

A bus was going to Ranchi from Bhawnathpur, there were 12 passengers on this bus. Two passengers left the bus before arriving at Ranchi and from that place, 4 new passengers boarded the bus. If the average age decreased by 4 years and the total age decreased by 2 years, then find the new average age of the people on the bus.

A rugby team captain aged 24 years and a hooker who is 6 years older than him have excluded then the average age of the team is increased by 1. If there are 15 players on the rugby team, find the average age of the whole team.

There are five members in a family and the average age of the family is 60 years. After 9 years one person (male) has married and after 2 years of the marriage time, a child is born. The average age of the total family members is 56 years. Find the age of the bride at the time of marriage.

Quantity I: The average age of the husband and wife is 65 years. If the age of their Son and daughter is respectively 28 years and 22 years. Then find the average age of the family.

Quantity II: If the average age of the husband and wife is 54 years. If the age of their daughter is equal to half of the average age of the husband and wife then find the average age of the family.

The average age of 5 students standing in a row is 20 years. The average age of first 3 students is 18  years. The average of last 3 students is 19 years.

Quantity (I) = The age of the student standing in the middle of the row.

Quantity (II) = If the middle one student is replced by a new student the average of the 5 students increases by 2 years.

There are 18 people in a family and the average age of all the family members is 36 years. A new baby is born in a family. After 7 years what will be the average age of all family members?

The average age of 50 members in a council of state is 58 years. If one of the members whose age is 60 years resigns and another one joins then the average increased by 0.5 year. Find the age of new member.

The average age of a family of 6 members 4 years ago was 25 years. Meanwhile, a child was born in this family and still, the average age of the whole family is the same today. The present age of the child is:

Average age of family of 6 members were find out. After 2 years grandfather dies and after 2 more years a baby is born, average now decrease by 9. Find the age at which grandfather dies.

The average age of the mother and her 6 children is 12 years, which is reduced by 5 years if the age of the mother is excluded. How old is the mother?

A family consists of two grandparents, two parents, and four grandchildren. The average age of the grandparents is 67 years, that of the parents is 35 years and that of the grandchildren is 9 years. What is the average age of the family?

The average age of 50 members in a council of state is 58 years. If one of the members whose age is 60 years resigns and another one joins then the average increased by 0.5 year. Find the age of new member.

The present average age of four members of a family is 27 years and the average increases by 3 years when one of their relatives joins them. The age of the relative is:

In a committee of 5 people of average age 73, A person of age 78 is replaced with X. After 1 year the average of the group is 68 years. What was the age of X when he joined?

The average age of 15 men in a group is 23.6. One person of age 23 exits the group and another person aged 29 joins the group. What is the final average age of members of the group?

There are 18 people in a family and the average age of all the family members is 36 years. A new baby is born in a family. After 7 years what will be the average age of all family members?

The average age of A and B is 36 years. If C were to replace A, the average would be 28 years and if C were to replace B, the average would be 32 years. What will be the sum of the ages of A, B, and C?

The average age of 15 employees of a group is 27 years. When their boss is included, the average increases by 2 years, what is the age of the boss?

The average age of 50 members in a council of state is 58 years. If one of the members whose age is 60 years resigns and another one joins then the average increased by 0.5 year. Find the age of new member.

The average age of a group of 60 students is 15 years. If 3 students whose ages are 17 years, 24 years and _____ years is replaced by 3 new students whose ages are ____ years, 22 years and 31 years, then the new average age of the group increases by 0.5 years.

The values given in which of the following options will fill the blanks in the same order in which is it given to make the above statement true:

A. 27, 45

B. 44, 64

C. 19, 37

If two players of MI aged 30 years and 32 years are replaced with two new players to make the new average age 26 years. What is the average age of those two new players?