The average age of 30 students of a class is 12 years. Out of the 30 students, the average age of a ….

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The average age of 30 students of a class is 12 years. Out of the 30 students, the average age of a group of 5 students is 10 years, and that of another group of 5 students is 14 years. What is the average age of the remaining students?

Options :-

1. 8 years
2. 10 years
3. 12 years
4. 14 years

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