Предмет: Математика, автор: mizsr

Иван Петрович решил покрасить гараж размером 4м х 6м х 2м. Сколько банок краски по 1 кг ему понадобится, если расход краски на покрытие составляет 0,1 кг/м^2?

Ответы

Автор ответа: varrak1989

2

Ответ:

Пошаговое объяснение:

2*(4*6)+2*(4*2)+2*(2*6)=48+24+16=98м²

98м²*0.1=9.8 банок

округляем до десяти и выходи 10 банок

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