‘Q + R’ means ‘Q is the father of R’
‘Q – R’ means ‘Q is the wife of R’
‘Q × R’ means ‘Q is the brother of R’
‘Q ÷ R’ means ‘Q is the daughter of R’.
What does ‘ M – N + O’ mean?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. M is the mother of O.
M – N + O → M is the wife of N, N is the father of O.
The diagram is:
From the above tree, M is the mother of O.