state gov Kolkata Police Constable Mock Test 2024 Logical Reasoning Blood Relations Coded Blood Relation Problems
'A + B' means 'A is brother of B'
'A - B' means 'A is the wife of B'
'A × B' means 'A is the son of B'
'A ÷ B' means 'A is the husband of B'
If P + Q – S + R × L ÷ M, then which of the following statements is not correct?
1
P is the brother of S's wife.
2
Q is the wife of R's brother.
3
M is the mother of R.
4
M is sister of Q.