Объяснение:
1)340-320=20 м израсходовали больше льняной тыкани
2) 20÷5=4 ткани ушло на один костюм
3) 320÷4=80 костюмов сшили из шерстяной ткани
4) 340 ÷4=85 костюмов сшили из льняной ткани
- Hi
- Goodafternoon.
- I'd like to get more information about the courses you have. Is it possible to study only weekends?
- Yes, we have two language courses on weekends: A Busness English course, a Spoken English Couse
- I'm interested in a Spoken one. How much is it?
- It costs ₤26 per week.
- Very well. What time does it start?
- From 11 am till 2 pm. The course starts next week.
- Who is the teacher.
- The teacher is a professor of the English language, Mr Brown. He comes from America. He's been teaching for more than 30 yeras already.
- Do I need any entrance exam?
- Not at all.
- Ok. Thanks for the information.
- You are welkome.
1) 340-320=20(м)-льняного полотна > чем шерстяной ткани,
2) 20:5=4(м)-для одного костюма
3) 320:4=80(костюм)-из шерстяной ткани.
4) 340:4=85(костюм)- из льняного полотна
ответ: 80 и 85сшили костюмов