1. How much does an ice-cream cost?(Is)
How much is an ice-cream?
2.I'd like five hundred grams of fish.(kilo)
I'd like a half kilo of fish.
3. What is the price of a sandwich.(cost)
What does the price of a sandwich cost?
4. Mrs.Brown wants twelve eggs (dozen)
Mrs.Brown wants a dozen of eggs.
5. There are ten packets of tea in this box (has)
In this box has ten packets of tea.