http://larisareschetnikova.mirtesen.ru/blog/43706155410/Sostav-odin,a-tsenyi-raznyie 1. (120) = (10) 2. (300) = (30) 3. - (150) = (30) 4. (50) = (5) 5. (380) = (40) 6. (250) = (100) 7. (600) = (250)