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    Question

    Among five friends B, C, D, E and F each studies in a

    different standard, viz, 2nd, 5th, 8th, 10th and 12th. C studies in a standard which is an even number. D is F’s senior but does not study in 12th standard. Only three students are senior to B. C is senior to B but junior to D. In which standard does F study?
    A 8th Correct Answer Incorrect Answer
    B 2nd Correct Answer Incorrect Answer
    C 10th Correct Answer Incorrect Answer
    D 5th Correct Answer Incorrect Answer

    Solution

    Only three students are senior to B. C is senior to B but junior to D. It means B studies in 5th standard. C studies in a standard which is an even number. C studies either in 8th or 10th standard. D is F’s senior but does not study in 12th standard. D does not study in 12th standard it means D studies in 10th standard. D is F’ senior that means F studies in 2nd standard. E is the one who studies in 12th standard. So, case 2 will get discarded. Final arrangement as shown below:

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