В магазине смешали конфеты по 110 р. и по 150 р. за килограмм и получили смесь по 120 р. за килограмм. Сколько конфет того и другого сорта содержится в килограмме смеси?
1) Modern school uniform 2) Science 3) school Library 4) foreign language 5) Christmas holidays 6) German car 7) Do you like this Spanish city?-Yes, it is very beautiful. 8) Do you speak German? Yes, I do. 9) Many British schoolchildren wear uniforms.
2) Science
3) school Library
4) foreign language
5) Christmas holidays
6) German car
7) Do you like this Spanish city?-Yes, it is very beautiful.
8) Do you speak German? Yes, I do.
9) Many British schoolchildren wear uniforms.