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    Question

    A number is first increased by 100%, then increased by 30%

    and then decreased by 75%. If the resultant number is 195, then find the original number.
    A 265 Correct Answer Incorrect Answer
    B 300 Correct Answer Incorrect Answer
    C 325 Correct Answer Incorrect Answer
    D 445 Correct Answer Incorrect Answer

    Solution

    ATQ,

    Let the original number be '100x'.

    ATQ;

    100x × 2 × 1.3 × 0.25 = 195

    Or, 65x = 195

    So, x = 3

    So, original number = 3 × 100 = 300

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