Question

A + B means ‘A’ is Brother of ‘B’.
A – B means ‘A’ is Sister of ‘B’.
A × B means ‘A’ is Father of ‘B’.
A / B means ‘A’ is Mother of ‘B’.

1. Which of the following represents that ‘F’ is father of ‘W’?
(A) F / R + W
(B) F + R × W
(C) F × R – W
(D) F × R / W

Answer 1

Answer:

(C)

Step-by-step explanation:

(A) F is Mother of R and R is Brother of W.

(B) F is Brother of R and R is Father of B.

(C) F is Father of R and R is Sister of B.

(D) F is Father of R and R is Mother of B.

Read  F → R → B.

F should be Father of R because W is related to R's patents.

(C) or (D) is possible.

R should be Brother or Sister of W.

∴(C)

Answer 2

Answer:

F× R - W

means 'F' is father of 'W'

because

F×R means F is father of R

and R - W means R is sister of W