- AP - Q + T
- BP - Q × T
- CP + Q - T
- DP × Q - T
Step-by-Step Solution
'P - Q' makes P the mother of Q, and 'Q × T' makes Q the father of T, so P is the mother of T's father — the grandmother of T.
Answer: B) P - Q × T
In a certain code, 'A × B' means A is the father of B; 'A + B' means A is the sister of B; 'A - B' means A is the mother of B. Which of the following shows that P is the grandmother of T?
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