Sheela introduced Rahul saying, “His sister is the single daughter of my mother”. How are Rahul and Sheela related to each other?

Sunil has a son Karna and a sister Sangeeta who is the mother of Jagdish and Vijay. Harish is Jagdish’s maternal uncle. How is Harish related to Karna?

Select the option that is related to the third term in the same way as the second term is related to the first term.

Select the option which has same relationship with the third term as the second term has a relationship with the first term.

3 : 90, 5 : 130 :: 7 : ______, 9 : 738

Select the option which has same relationship with the third term as the second term has a relationship with the first term.

Civil : Polite :: Destitute : ?