In a coded relation, 'A + B' means A is the mother of B, 'A - B' means A is the brother of B, and 'A x B' means A is the father of B. Which expression means P is the grandmother of Q?

Question

Accepted Answer

P + R x Q. P + R means P is the mother of R, and R x Q means R is the father of Q; so P is the mother of Q's father, i.e., Q's grandmother.

In a coded relation, ' $A + B$ ' means A is the mother of $B$ , ' $A - B$ ' means A is the brother of $B$ , and 'A $x$ B' means A is the father of $B$ . Which expression means P is the grandmother of Q?

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More Blood Relations practice

In a coded relation, 'A+B' means A is the mother of B, 'A−B' means A is the brother of B, and 'A x B' means A is the father of B. Which expression means P is the grandmother of Q?

Step-by-Step Solution

Master this topic in 30 minutes a day.

More Blood Relations practice

In a coded relation, ' $A + B$ ' means A is the mother of $B$ , ' $A - B$ ' means A is the brother of $B$ , and 'A $x$ B' means A is the father of $B$ . Which expression means P is the grandmother of Q?