A: How much is it?
    - 이건 얼마나 해?

B: Oh, don't worry, it's a bargain.
    - 아... 걱정 마, 너무 싸!

-> very cheap. expensive. you can afford it.

pop> How much is that doggy in the window? - Patti Page

How much is that doggy in the window~ The one with the waggly tail~

How much is that doggy in the window~ I do hope that dog is for sale.