Question
Download Solution PDFIf X × Y means that X is the mother of Y, X – Y means that X is the father of Y, X ÷ Y means that X is the sister of Y, then which of the following expression shows that P is the paternal grandfather of R?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFBy using the symbols in the table given below, we can draw the following family tree:
X × Y means that X is the mother of Y.
X - Y means that X is the father of Y.
X ÷ Y means that X is the sister of Y.
Given relation code:
Code | Relation |
× | Mother |
- | Father |
÷ | Sister |
Find: Which expression shows that P is the maternal grandfather of R.
Let's check each option one by one.
Option 1) Q - P × R
Q is the Father of P, and P is the Mother of R.
Here, P is the mother of R. (Incorrect)
Option 2) P - Q ÷ R
P is the Father of Q, and Q is the Sister of R.
Here, P is the father of Q. (Incorrect)
Option 3) P - Q - R
P is the Father of Q, and Q is the father of R.
Here, P is the paternal grandfather of R. (Correct)
Option 4) P × Q - R
P is the Mother of Q, and Q is the Father of R.
Here, P is the maternal grandmother of R. (Incorrect)
Hence, the correct answer is "Option 3".
Last updated on Jul 9, 2025
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