The average age of a group of 5 friends is 22 years. If a new friend joins them, the average age becomes 24 years. What is the age of the new friend?
A30 years
B32 years
C34 years
D36 years
Explanation
Total age of 5 friends = 5 × 22 = 110 years. Total age of 6 friends = 6 × 24 = 144 years. Age of the new friend = 144 − 110 = 34 years.
Exam Relevance
- Topic: Averages
- Subtopic: Age Problems
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