The average age of a committee of 8 members is 42 years.
The average age of a committee of 8 members is 42 years. A member aged 55 years
retired and his place was taken by another member aged 39 years . The average age of
present committee is;
Answer/Solution
40 years
Steps/Work
Exp. Total age of the committee = 42*8 = 336,
Total age when a member is retired
and a new one was joined = 336-55 +39, =320
Average age of present committee = 320/8 = 40.
Answer: E
Total age when a member is retired
and a new one was joined = 336-55 +39, =320
Average age of present committee = 320/8 = 40.
Answer: E