Logical Reasoning

Coded Relationship 1

Directions (Q. Nos. 1-4) Read the following information carefully and answer the questions given below it:

P ÷ Q means P is the father of Q
P + Q means P is the mother of Q
P - Q means P is the brother of Q
P x Q means P is the sister of Q

1. 

If A + B ÷ C - D, then A is D's

A. sister
B. grandfather
C. grandmother
D. father
E. None of these
2. 

If A x B ÷ C - D + E, then A is E's

A. great-aunt
B. brother
C. maternal uncle
D. mother
E. None of these
3. 

Which of the following shows that A is the aunt of E?

A. A - B + C ÷ D x E
B. A x B ÷ C x D - E
C. A ÷ B x C + D - E
D. A + B - C x D ÷ E
E. None of these
4. 

P - Q means Q is son of P and P x Q means P is brother of Q, P ÷ Q means Q is sister of P, and P + Q means P is mother of Q. Which of the following is definitely TRUE about N x K - M ÷ L?

A. K is father of L and M.
B. L is the daughter of K and is the niece of her uncle N.
C. K is the father of M and L - his son and daughter respectively.
D. M is the uncle of K's brother N.
E. None of these