Предмет: Математика, автор: ajlinalieva9

» 2) за годину 1 робітник викопує 2 м траншеї. Скільки метрів
траншеї викопають 5 робітників за 3 години за тієї самої
продуктивності праці?

Ответы

Автор ответа: НelenaG

2

Ответ:

30

Пошаговое объяснение:

1. 2*5=10(м)- вириють 5 рабітників за 1 год

2. 10*3= 30(м)

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