Question

The average age of the committee of 10 members is 80 years. A member of age 72 retires and a new member of age 48 takes his place. What is the average age of the present committe

Answer 1

Answer:

total age =10×80

=800

now a member is retired and one is added so new total age would be

800-72+48

=776 years

so average age would be 776/10

=77.6 years