помгите пожалуйста очень прошу сделайте 1 и 2 номер

1 задание:
- Good morning! Can I help you?
- Yes. How much are the balloons, please?
- They're 1.25 each
- And the poster? How much is that?
- All the posters are 3.00 each.
- Ok. Can I have three balloons and three posters, please?
- Anything else?
- No, thank you.
- That's 6.75, then, please
- Here you are
- Thank you

2 задание:
1. It's 2.99

2. - And how much is this book?
- It's 7.99. 

3. - How much will it cost altogether for this magazine and this book, please? 
- Do you have a discount card?
- No, I don't 

4. - In that case it will be 10.98 altogether. 
- Here you are.
- Thank you