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    Question

    A student was supposed to find 2/9 of a number, but he

    mistakenly found 7/9 of it. His answer came out 150 more than the correct answer. What is the number?
    A 270 Correct Answer Incorrect Answer
    B 150 Correct Answer Incorrect Answer
    C 180 Correct Answer Incorrect Answer
    D 320 Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    ATQ, Let the number = x Wrong answer тИТ Correct answer = 150 x ├Ч 7/9 тИТ x ├Ч 2/9 = 150 (7/9 тИТ 2/9) x = 150 (5/9) x = 150 x = 150 ├Ч 9 / 5 x = 30 ├Ч 9 = 270 So, the number = 270.

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