Source: engames.eu

Complete the dialog using 'how much' and 'how many.'

Shopkeeper: Hello, may I help you?

Anita: Yes. I want to buy some books.

Shopkeeper: (a. ...) books do you want?

Anita: I want three books.

Shopkeeper: Okay. Anything else?

Anita: Cheese, please.

Shopkeeper: (b. ...) cheese do you need?

Anita: A box of cheese, please.

Shopkeeper: Here you are. They are $50.