कितना  =  how
What a lovely view!

कितना  =  how much
What books have you got on that subject

किस  =  kind
What kind of music do you like

जो कुछ  =  thing
I spent what litle time i had with my family.

कौन-सा  =  which
What number did you ring

क्या  =  interjection
What can you say that again

क्या  =  interrogative
What are you reading