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    Question

    Section 5

    A’s age is 180% of what he was 5 years ago, But 90% of

    what it will be after 5 years. What is his present age?
    A 15 Correct Answer Incorrect Answer
    B 18 Correct Answer Incorrect Answer
    C 10 Correct Answer Incorrect Answer
    D 12 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Let present age of A be x years. => 180% of (x - 5) = 90% of (x + 5) => 2(x - 5) = (x + 5) => 2x – 10 = x + 5 => x = 15 years

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