Предмет: Математика, автор: stepanagashin

5. Найдите среднюю скорость движения велосипедиста, если за 3 часа он проехал 28 км, а за 2 часа 19км.​

Ответы

Автор ответа: Пеппер
1

Ответ:

9,4 км/ч

Пошаговое объяснение:

3+2=5 (час.) время в пути

28+19=47 (км) пройденный путь

47:5=9,4 (км/ч) средняя скорость

stepanagashin: , спасибо
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