Предмет: Математика, автор: ineedhw

Решите задачу, составив пропорцию. 16 солдат могут открыть окон за 21ч. Сколько понадобится солдат, выполнить эту работу за 12ч.

Ответы

Автор ответа: WhiteCrystal1

0

16солдат---------21ч
??солдат---------12ч

Т.к. это обратная пропорциональность решение такое:
16×21÷12=28солдат

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