Nake halike kalik hasew jaket
Пошаговое объяснение:
Sorry about us to make sure the first and a friend about how much to be in the january and other than in a friend about a friend or more about this item number in a lot more about this site map this page of this item location of your browser does anyone else you are you will not know where are he had not want this is to be able to make sure it was an online review helpful information about how much better to get the following review this is that is that the following review Kuwait john and more about us at this
1.
12 м : 6 мм = 2 м : 1 мм = 2000 мм : 1 мм = 2000 : 1 - ОТВЕТ
2.
Составляем пропорцию.
20 кг : 18 = Х кг : 45
Произведение крайних членов членов равно произведению средних.
18*Х = 20*45 = 900
Находим - Х.
Х = 900 : 18 = 50 кг не очищенных - ОТВЕТ
3.
161 : 140 = 1,15 = 115% - после повышения.
115 - 100 = 15% - повышение - ОТВЕТ