Pointing to a boy, Neha said,” He is the husband of the daughter of my only daughter’s mother’s husband.” How is the boy related to Neha?

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"? 

Introducing Asha to guests, Ramesh said, “Her father is the only son of my father”. How is Asha related to Ramesh?

In a family, G is married to F and they have five children. K is uncle of G who is brother of R. How many male members are there in a family?

A is B’s sister. C is B’s mother. D is C’s Father. E is D’s mother. Then how is A related to D?

Arun said, “This girl is the wife of the grandson of my mother.” Who is Arun to the girl?

Pointing towards a lady, a boy says, “She is the daughter of the woman who is the mother of the husband of my mother”. How is the lady related to the boy?

Bharat and Sapna are husband and wife. Rohit and Bharat are brothers. Suresh is the father of Rohit. Sapna's son is Krish. How is Krish related to Suresh?