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    Question

    What is the average of all the prime numbers which are

    less than 35?
    A 150/11 Correct Answer Incorrect Answer
    B 140/11 Correct Answer Incorrect Answer
    C 130/11 Correct Answer Incorrect Answer
    D 160/11 Correct Answer Incorrect Answer

    Solution

    Prime numbers which come before 25 are = 2, 3, 5, 7, 11, 13, 17, 19, 23, 29 and 31. So, sum = 2 + 3 + 5 + 7 + 11 + 13 + 17 + 19 + 23 + 29 + 31 = 160 Desired average = 160/11

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