Multiple Choice Questions on The average age of four brothers is 12 years If the age of their mother is also included the a........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

The average age of four brothers is 12 years If the age of their mother is also included the a...........

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     The average age of four brothers is 12 years. If the age of their mother is also included, the average is increased by 5 years. The age of the mother (in years) is ?

    37 years

    Correct Answer

    43 years

    Incorrect Answer

    48 years

    Incorrect Answer

    53 years

    Incorrect Answer
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    Explanation:

    Let Mother’s age = ‘x’
    Then (12 × 4 + x)/5 = 17
    48 + x = 85
    x = 37

    By: Deepak Dawra
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