Multiple Choice Questions on The average age of 36 students in a group is 14 years When teacher 39 s age is included to it the av........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

The average age of 36 students in a group is 14 years When teacher 39 s age is included to it the av...........

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    The average age of 36 students in a group is 14 years. When teacher's age is included to it, the average increases by one. What is the teacher's age in years ?

    41

    Incorrect Answer

    51

    Correct Answer

    55

    Incorrect Answer

    61

    Incorrect Answer
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    Explanation:

    Age of the teacher = (37 * 15 - 36 * 14) years = 51 years.

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