Предмет: Математика, автор: Щотакенік

За 7 хв кухар зліпив 28 вареників. За скільки хвилин він зліпить 40 вареників, якщо за 1 хв ліпитиме на 1 вареник більше?

Ответы

Автор ответа: prettypushkova

0

1) 28 : 7 = 4 (шт.) - столько вареников лепил повар за 1 минуту;
2) 4 + 1 = 5 (шт.) - столько вареников будет лепить за 1 минуту;
3) 40 : 5 = 8 (мин) - время приготовления 40 вареников.
Вiдповiдь: за 8 хвилин вiн злiпить 40 вареникiв.

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