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The average age of 5 members of a committee is the same as it was 3 years ago, because an old member has been replaced by a new member. What is the difference between the ages of old man and new member?
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The average age of 5 members of a committee is the same as it was 3 ye...
- **Given Information**
The average age of 5 members of a committee is the same as it was 3 years ago, because an old member has been replaced by a new member.
- **Let's Assume**
Let's assume the average age of the committee members is x years.
- **Calculation**
1. Initially, the total age of 5 members = 5x
2. 3 years ago, the total age of 5 members would have been = 5x - 15
3. When the old member is replaced by a new member:
- Total age of 5 members with the new member = 5x
- Total age of 5 members with the old member = 5x - 15
- Difference in ages = 5x - (5x - 15) = 15
- **Conclusion**
Therefore, the difference between the ages of the old member and the new member is 15 years.
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The average age of 5 members of a committee is the same as it was 3 years ago, because an old member has been replaced by a new member. What is the difference between the ages of old man and new member?
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