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


    тЪб Month End Offer - Flat 52% Off On All Courses! Enroll Now тЪб
    00:00:00 AM Left

    Question

    The average age of a group of 10 students is 30

    years. Two persons of age 25 years and 30 years, left the group and 2 persons of age 54 years and 101 years, joined the group. Find the new average age of the group.
    A 37 years Correct Answer Incorrect Answer
    B 31 years Correct Answer Incorrect Answer
    C 43 years Correct Answer Incorrect Answer
    D 40 years Correct Answer Incorrect Answer

    Solution

    Required average = {(10 × 30) – 25 – 30 + 54 + 101}/10 = 40 years

    Practice Next
    More Average Questions

    Relevant for Exams:

    ask-question