state gov UP Police Assistant Operator (Radio Cadre) Mock Test Logical Reasoning Blood Relations Coded Blood Relation Problems
A + B means ‘A is husband of B’
A – B means ‘A is brother of B’
A × B means ‘A is sister of B’
A ÷ B means ‘A is mother of B’.
If P + R ÷ S × M – K, then how is R related to K?1
Sister
2
Daughter
3
Mother
4
Paternal grandmother