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    Question

    If 'Q' is the smallest prime number, then find the

    fourth proportion of (Q + 6), (Q + 2) and (Q + 10).
    A 5 Correct Answer Incorrect Answer
    B 4 Correct Answer Incorrect Answer
    C 3 Correct Answer Incorrect Answer
    D 6 Correct Answer Incorrect Answer

    Solution

    'Q' = 2

    So, the numbers are 8, 4 and 12.

    Let fourth proportion be 'm'.

    So, 8m = 4 × 12

    Or, 8m = 48

    Or, 'm' = 6

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