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Q1. | The average age of two brothers in a family is 21. The average drops to 19 when the age of the third brother is also included. Find the age of the third brother. |

A. | 18 [Wrong Answer] |

B. | 19 [Wrong Answer] |

C. | 15 [Correct Answer] |

D. | 21 [Wrong Answer] |

View Answer
Explanation:-
Answer : CDiscuss it below :Let the ages of the three brothers be x,y and z.Average age of two brothers=> => Average drops when age of third brother is included=> = Now by putting the value of = => !! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

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