Предмет: Математика, автор: Ivamixnew

Здравствуйте подскажите пожалуйста как решить

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Ответы

Автор ответа: BlackWolf537

схема:
/_____'_____\-27км всего
смотри: /- это 1 пешеход, скорость 5 км/час
\-2 пешеход
через 3 часа встретились
значит
нужно:
1) 27:3=7(км) скорость СРАЗУ 2 пешеходов
2) 7-5=2(км/час) скорость 2 пешехода.
ответ: 2 км/час - скорость 2 пешехода

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