Question 5

If “A+B’ stands for ‘A is the father of B’. ‘A-B’ stands for ‘A is the wife of B’ and ‘$$A \div B$$’ stands for ‘A is the sister of B’ then ‘$$P+Q \div R$$’ means

Solution

The given equation means P is the father of Q and Q is the sister of R. So, P maybe the father of R.


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