New Register for Workshop on How to start for NABARD 2025 (Stepwise Plan) - Apr 26, 7 PM

    Question

    The average age of 32 children and their teacher's age

    are 28 years. If the teacher's age is excluded, the average reduces by 1. What is the teacher's age?
    A 42 years Correct Answer Incorrect Answer
    B 38 years Correct Answer Incorrect Answer
    C 60 years Correct Answer Incorrect Answer
    D 55 years Correct Answer Incorrect Answer
    E 45 years Correct Answer Incorrect Answer

    Solution

    sum of the age of total children = 33 ×28 = 924 Sum of the age of children after excluding teacher = 32 ×27 = 864 Teacher’s age = 924 – 864 = 60 years

    Practice Next