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    Question

    In a company, there are 15 employees. The average age of

    all the employees is 32 years.If the age of two directors and 1 supervisor is included, then the average age is increased by 2 years. Find the average age of two directors and one supervisor.
    A 25 yrs Correct Answer Incorrect Answer
    B 44 yrs Correct Answer Incorrect Answer
    C 28 yrs Correct Answer Incorrect Answer
    D 18 yrs Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, Average age of 15 employees = 32 years Sum of the ages of 15 employees = 32 × 15 = 480 After including the age of 2 directors and 1 supervisor, new average age = 34 years Sum of the ages of 15 employees including directors and supervisor = 34 × 18 = 612 Sum of the ages of 2 directors and 1 supervisor = 612 – 480 = 132 Average age of 2 directors and 1 supervisor = 132/3 = 44 years

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