Question

    In each of the following questions, a question is followed by three statements numbered I, II and III. Read all the statements and answer accordingly.

    What will be the length of train 1? Statement I:

    If train 1 covers a standing man in 12 sec. Statement II: if a train 1 covers a platform of 100m in 36 sec. Statement III: if a train 1 crosses another train 2 in 25 sec.
    A II and either I or III Correct Answer Incorrect Answer
    B Even all statements together cannot answer the question Correct Answer Incorrect Answer
    C II and III together Correct Answer Incorrect Answer
    D I and II together Correct Answer Incorrect Answer
    E All I, II and III Correct Answer Incorrect Answer

    Solution

    From I: S1 =L1/12 From II: S1=(L1+100)/36 From III: S1 + S2 =(L1+L2)/25 So we can find L1by Statement I & Statement II.

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