Предмет: Математика, автор: mariyakorn21

Плмогиье срочноо 5 клаассс

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Автор ответа: natiart06

0

Ответ: 1Г, 2А,3 4,8,4 1) 90,3,2)120,5)59*1,4=82,6км проехал за 1,4 часа

56*3,6=201,6км проехал за 3,6 часа

82,6+201,6=284,2км всего поехал за (1,4+3,6)=5часов

284,2:5=56,84км/час средняя скорость

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