question_answer

If \['P+Q'\] means 'P' is father of 'Q',\['P\times Q'\]means 'P' is brother of 'Q', \['P-Q'\]means 'P' is mother of 'Q', then which of the following is definitely true about \[C-A+B?\]

A)  C is mother of B

B)  B is father of A

C)  A is son of C    

D)  B is son of A

Correct Answer: C

Solution :

According to questions, From \[C-A,\]C is mother of A                         From A+B, A is father of B             (B?s sex not known) Hence, A is son of C is true.