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    Question

    Average age of 40 players in a team is 26 years. Two more

    players with ages (a + 6) and (a - 2) join, and the average age becomes 27 years. Find (a - 15).
    A 25 Correct Answer Incorrect Answer
    B 28 Correct Answer Incorrect Answer
    C 32 Correct Answer Incorrect Answer
    D 30 Correct Answer Incorrect Answer
    E 35 Correct Answer Incorrect Answer

    Solution

    42 ├Ч 27 тИТ 40 ├Ч 26 = a + 6 + a тИТ 2
    2a + 4 = 1134 тИТ 1040 = 94
    2a = 90
    a = 45
    a тИТ 15 = 45 тАУ 15 = 30

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