ЁЯУв Too many exams? DonтАЩt know which one suits you best? Book Your Free Expert ЁЯСЙ call Now!

    Question

    The average age of a group of 20 students is 25

    years. Two persons of age 40 years and 30 years, left the group and 2 persons of age 60 years and 50 years, joined the group. Find the new average age of the group.
    A 24 years Correct Answer Incorrect Answer
    B 25 years Correct Answer Incorrect Answer
    C 27 years Correct Answer Incorrect Answer
    D 21 years Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Required average = {(20 × 25) – 40 – 30 + 60 + 50}/20 = 27 years

    Practice Next
    More Average Questions
    ask-question