Предмет: Математика, автор: primerovyaroslYARIK

Помогитк плз НОМЕР 5

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Автор ответа: Nina1952

1) 40*4=160км проехал поезд из города А 2) 1060-160=900 км осталось проехать поездам 3) 40+50 = 90 км/ч скорость сближения 4) 900:90=10 ч через столько часов поезда встретились 5) 40*10=400 км прошел поезд из города А за 10ч 6) 400+160=560 км прошел поезд из города А

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