Pointing toward’s a boy, a girl said that he is the only son of my paternal aunt's daughter. How will my brother’s only daughter is related to that boy?

Pointing to a Boy Sheela said ‘he is the only son of my grand mothers’s only child how is the Boy related to Sheela.

Read the following information carefully and answer the questions given below.
'3+2' means '3 is the father of 2'.
'3 – 2' means '3 is the sister of 2'.
'3 × 2' means '3 is the husband of 2'.
'3 ÷ 2' means '3 is the wife of 2'.

In a certain code language, "come at once mother very sick" is written as "XLNV ZG LMXV NLGSVI EVIB WJXP". What is the code for "sister"? 

Read the following information carefully and answer the questions given below.
'3+2' means '3 is the father of 2'.
'3 – 2' means '3 is the sister of 2'.
'3 × 2' means '3 is the husband of 2'.
'3 ÷ 2' means '3 is the wife of 2'.

If G ÷ Q + R – C – S – W + L is definitely true, which of the following is true? 

Read the following information carefully and answer the questions given below.
'3+2' means '3 is the father of 2'.
'3 – 2' means '3 is the sister of 2'.
'3 × 2' means '3 is the husband of 2'.
'3 ÷ 2' means '3 is the wife of 2'.

What should come in place of question mark (?) in the given expression to make, "X is the grand aunt of Z" definitely true?
X – W ÷ V + Y ? L + M – Z

Read the following information carefully and answer the questions given below.
'3+2' means '3 is the father of 2'.
'3 – 2' means '3 is the sister of 2'.
'3 × 2' means '3 is the husband of 2'.
'3 ÷ 2' means '3 is the wife of 2'.

Which of the following means 'C is the niece of R'?

Read the following information carefully and answer the questions given below.
'3+2' means '3 is the father of 2'.
'3 – 2' means '3 is the sister of 2'.
'3 × 2' means '3 is the husband of 2'.
'3 ÷ 2' means '3 is the wife of 2'.

Which of the following means, B is the mother-in-law of R? 

Pointing to a woman. Raghav said. "Her son is my daughter's uncle". How is the woman related to Raghav?