If P + Q means P is the son of Q, P - Q means P is the daughter of Q, P @ Q means P is the husband of Q, P $ Q means P is the wife of Q, P * Q means P is the brother of Q and P ! Q means P is the sister of Q. Then in ‘A @ B ! C + F – R’ how F is related to B?

If P + Q means P is the son of Q, P - Q means P is the daughter of Q, P @ Q means P is the husband of Q, P $ Q means P is the wife of Q, P * Q means P is the brother of Q and P ! Q means P is the sister of Q. Then in ‘A @ B ! C + F – R’ how F is related to B? Correct Answer Mother

Members: A, B, C, F and R.

P is

Symbol

+

-

@

$

*

!

 Meaning 

Son

 Daughter 

 Husband 

Wife

 Brother 

Sister

of Q

 

Using the following notations, we can draw the family tree,

[ alt="UP Police FT9 MA Navnit 15 Dec 15Qs hrev.docx 26" src="//storage.googleapis.com/tb-img/production/18/12/UP%20Police%20FT9_MA_Navnit_15%20Dec_15Qs_hrev.docx_26.PNG" style="width: 202px; height: 255px;">

Expression: A @ B ! C + F – R

A is the husband of B, B is the sister of C, C is the son of F and F is the daughter of R.

[ alt="UP Police FT9 MA Navnit 15 Dec 15Qs hrev.docx 27" src="//storage.googleapis.com/tb-img/production/18/12/UP%20Police%20FT9_MA_Navnit_15%20Dec_15Qs_hrev.docx_27.PNG" style="width: 142px; height: 132px;">

Hence, F is the mother of B.

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