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    Question

    What number has to be added to each term of 2:5 to make

    the ratio 6:7?
    A 19 Correct Answer Incorrect Answer
    B 13 Correct Answer Incorrect Answer
    C 16 Correct Answer Incorrect Answer
    D 11 Correct Answer Incorrect Answer

    Solution

    Let the number to be added be x. According to the question, => (2+x)/(5 + x) = 6/7 => 14 + 7x = 30 + 6x => x = 16

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