Question

    The difference between the value of the number increased by 20% and the value of the number decreased by 30% is 120. Find the number.

    A 150 Correct Answer Incorrect Answer
    B 280 Correct Answer Incorrect Answer
    C 240 Correct Answer Incorrect Answer
    D 180 Correct Answer Incorrect Answer
    E 200 Correct Answer Incorrect Answer

    Solution

    Let the number be x According to the question x × (120/100) - x × (70/100) = 120 120x - 70x = 12000 50x = 12000 x = 240

    Practice Next
    ×
    ×