railway RRB Technician Grade 3 Mock Test 2024 Logical Reasoning Blood Relations Coded Blood Relation Problems
If A × B means that A is the father of B, A ÷ B means that A is the mother of B, A + B means that A is the brother of B then which of the following expression shows that P is the paternal grandmother of R?
1
P ÷ R × Q
2
P ÷ Q × R
3
P ÷ Q + R
4
P × Q ÷ R