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    Question

    E + F means E is daughter of F. E - F means E is husband

    of F. E × F means E is sister of F. E ÷ F means F is father of E. If L + M – N + O × P – Q ÷ R, then which of the following statements is NOT correct?
    A R is father-in-law of P. Correct Answer Incorrect Answer
    B N is grandson of R. Correct Answer Incorrect Answer
    C O is grandmother of L. Correct Answer Incorrect Answer
    D M is son-in-law of O. Correct Answer Incorrect Answer

    Solution

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