The average age of 9 girls is 16 years The average age of 11 boys is 26 years What is the average ag...........

Quantitative Aptitude (MTS) Average

The average age of 9 girls is 16 years. The average age of 11 boys is 26 years. What is the average age of all these boys and

girls taken together?

This questions was previously asked in

SSC MTS 22nd July 2022 Shift-1

22 years

23 years

22.5 years

21.5 years

- Calculate total age:

- Total age of the girls = 9 girls × 16 years = 144 years.

- Total age of the boys = 11 boys × 26 years = 286 years.

- Find total number of people:

- Total = 9 girls + 11 boys = 20 people.

- Calculate combined average age:

- Combined total age = 144 years + 286 years = 430 years.

- Average age = Total age / Total people = 430 years / 20 people = 21.5 years.

- Option Analysis:

- Option 1: 22 years

- Option 2: 23 years

- Option 3: 22.5 years

- Option 4: 21.5 years

- Conclusion: The correct combined average age is 21.5 years.

Submit Error