Question

    What number has to be added to each term of 2:3 to make the ratio 4:5?

    A 9 Correct Answer Incorrect Answer
    B 2 Correct Answer Incorrect Answer
    C 7 Correct Answer Incorrect Answer
    D 3 Correct Answer Incorrect Answer

    Solution

    Let the number to be added be x. According to the question, => (2+x)/(3 + x) = 4/5 => 10 + 5x = 12 + 4x => x = 2

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