Question : Directions: If A + B means that A is the father of B, A × B means that A is the mother of B, and A – B means that A is the brother of B then which of the following expressions shows that P is the paternal grandmother of R?
Option 1: Q × P + R
Option 2: P × Q – R
Option 3: P + R × Q
Option 4: P × Q + R
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Correct Answer: P × Q + R
Solution : Let's check the given options – First option: Q × P + R According to the given expression, the family tree will be as follows –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So, from the above family tree, it is evident that P is the father of R. Second option: P × Q – R According to the given expression, the family tree will be as follows – Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So, from the above family tree, it is evident that P is the mother of R. Third option: P + R × Q According to the given expression, the family tree will be as follows – Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So, from the above family tree, it is evident that P is the father of R. Fourth option: P × Q + R According to the given expression, the family tree will be as follows – Here, the quadrilateral represents the male, and the circular figure represents the female in the figure. So, from the above family tree, it is evident that P is the paternal grandmother of R.
Hence, the fourth option is correct.
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Question : Directions: If A × B means that A is the mother of B, A – B means that A is the father of B, and A ÷ B means that A is the sister of B, then which of the following expressions shows that P is the paternal grandmother of R?
Question : Directions: If A – B means that A is the father of B, A + B means that A is the mother of B, and A × B means that A is the brother of B, then which of the following expressions shows that Q is the brother of P?
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Question : Directions: If A × B means that A is the father of B, A ÷ B means that A is the mother of B, and A + B means that A is the brother of B then which of the following expressions shows that P is the paternal grandmother of R?
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