Average age of a 10 members committee is same as it was 4 years ago, because an old member is replaced by a younger member. What is difference between the younger member and the old member age ?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member.

Find how much younger is the new member?

The average age of a 10-members committee is the same as it was 4 years ago, because an old member has been replaced by a young member.

How much younger is the new member, compared to the old member?

How many years younger was the new member than the old member he replaced?

Aarav is 11 years older than Bhavya who is three times as old as Chaitnya. The total of their ages is 123 years. What is the value when the age of Bhavya is added to the difference between ages of Aarav and Chaitnya?