Multiple Choice Questions on The average age of 10 students and their teacher rsquo s age is 15 yr If teachers age is excluded th........... for Mathematics - All Exams Preparation

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Multiple Choice Questions

The average age of 10 students and their teacher rsquo s age is 15 yr If teachers age is excluded th...........

Quantitative Aptitude ( CCS) Problems based on Ages
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    The average age of 10 students and their teacher’s age is 15 yr. If teachers age is excluded, then the average reduced by 2. What is the teacher’s age?

    35years

    Correct Answer

    26years

    Incorrect Answer

    30years

    Incorrect Answer

    29years

    Incorrect Answer
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    Explanation:

    Solution:
    Teacher’s age= a (+ or -) nd
    =15 + (10*2)
    =15+20
    =35years.

    By: Pranav Gupta
    ProfileResources

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    Noorbir Singh

    pls explain this Maam

    0 0 reply
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