Question : Directions: If L × M means that L is the mother of M, L – M means that L is the father of M, and L + M means that L is the sister of M, then which of the following expressions shows that P is the father of R?
Option 1: Q – P × R
Option 2: P – Q + R
Option 3: P – Q × R
Option 4: R – P × Q
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Correct Answer: P – Q + R
Solution : Given: L × M ⇒ L is the mother of M L – M ⇒ L is the father of M L + M ⇒ L is the sister of M
Let's check the options – First option: Q – P × R According to the given information, the family tree will be –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So, P is the mother of R. Second option: P – Q + R According to the given information, the family tree will be –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So, P is the father of R. Third option: P – Q × R According to the given information, the family tree will be –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So, P is the grandfather of R. Fourth option: R – P × Q According to the given information, the family tree will be –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So, P is the daughter of R.
So, only in the second option, P is the father of R. Hence, the second option is correct.
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Question : Directions: If L × M means that L is the mother of M, L – M means that L is the father of M, and L ÷ M means that L is the sister of M, then which of the following expressions shows that R is the brother of P?
Question : Directions: If L × M means that L is the mother of M, L + M means that L is the father of M, and L ÷ M means that L is the sister of M, then which of the following expressions shows that P is the father of R?
Question : Directions: If K ÷ L means that K is the mother of L, K – L means that K is the father of L, and K × L means that K is the sister of L, then which of the following expressions shows that P is the paternal grandmother of R?
Question : Directions: If R ÷ S means that R is the mother of S, R × S means that R is the father of S and R – S means that R is the sister of S, then which of the following expressions shows that P is the father of R?
Question : Directions: If X – Y means that X is the mother of Y, X × Y means that X is the father of Y and X ÷ Y means that X is the sister of Y, then which of the following expressions shows that Q is the son of P?
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