railway RRB Technician Grade 3 Mock Test 2024 Quantitative Aptitude Average

If there are 20 boys and 40 girls in a class and the average age of the boys is 13 years and that of the girls is 14 years, determine the approximate average age of the class.

1

15.5 years

2

12.33 years

3

16.25 years

4

13.67 years

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