## Average

the average age of 30 students in a class is 12 years. the average age of a group of 5 of the students is 10 years and that of another group of 5 them is 14 years. the average age of the remaining stu

**Options:**

A. | 10 |

B. | 12 |

C. | 14 |

D. | 16 |

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