Pointing to Ketan, Namrata said, " He is the son of my father's only son." How is ketan's mother related to Namrata?
A
Daughter
B
Aunt
C
Sister
D
Sister-in-law
E
None of these
Correct Answer: Sister-in-law
Namrata's father's only son---Namrata's brother.So, Ketan is the son of Namrata's brothers. Thus, Ketan's mother is the wife of Namrata's brother i.e. Namrata's sister in low.