Решите графически уравнение

Задача а)

Сахара- 30 кг., по 230 тг.} 33.900тг

Масло- ?кг, по 1800 тг.

1) 30*230=6900 (тг.)- заплатили за сахар

2) 33900-6900=27000 (тг)- осталось на масло

3) 2700:1800=15 (кг)- масла купили

ответ: 15 кг масла купили в детский сад.

Задача б)

Привезли - 650кг

Часть этой упаковали - в 21 пакет, по 7кг

Другу часть - в 16 пакетов, по 8кг

Не упаковали - ?кг

1)21*7=147кг-в 21 пакет.

2)16*8=128кг-в 16 пакетов.

3)650-(147+128)=375кг-не упаковали.

ответ: не упаковали 375кг моркови

Я уже отвечала на этот вопрос но рада ещё раз ))

Пошаговое объяснение:

                                  Стеллерова или морская корова!The black book of extinct animals and describes another species, discovered during the expedition of Vitus Bering in 1741. His ship called the "St. Peter" was wrecked near the coast of the island, later named after its discoverer. The team was forced to stay here for the winter and to eat unusual animals called cows due to the fact that they were eating sea grass. These creatures were huge and slow. Their weight often reaches ten tons. The meat of the sea cow was very tasty and useful. Hunting on these harmless giants had not been difficult, as the animals calmly eating algae close to the coast, were not able to escape in the depth and wasn't afraid of the man. In the end, after the expedition to the Islands of profit brutal hunters who killed all the population of the sea cows for some three decades