In a certain code language,
A + B means ‘A is the mother of B’,
A − B means ‘A is the brother of B’,
A × B means ‘A is the wife of B’ and
A ÷ B means ‘A is the father of B’.
How is M related to Q if ‘M + N × O − P ÷ Q’?

Question

Question

This question was previously asked in

RRB NTPC Graduate Level CBT-I Official Paper (Held On: 05 Jun, 2025 Shift 3)

Answer 1

Family Chart Symbols:

Common Diagram 28.01.2020 D3

Decoding the Symbols given in the question:

Symbol	+	-	×	÷
Meaning	Mother	Brother	Wife	Father

Given expression: M + N × O − P ÷ Q

Let's break down the expression step by step:

1) M + N means 'M is the mother of N'.

2) N × O means 'N is the wife of O'.

3) O − P means 'O is the brother of P'.

4) P ÷ Q means 'P is the father of Q'.

Let's put together the family tree:

qImage686ba3e82f5a6701d6d1b324

M is the Father's brother's wife's mother of Q.

Hence, the correct answer is "Option 3".