Предмет: Математика, автор: 11sozi11

Туристы путь в 270 км проделали, двигаясь 6 часов на теплоходе и 3 часа на автобусе. Какова была скорость теплохода если она вдвое меньше скорости автобуса?

Ответы

Автор ответа: anastasyacwetkova

Х - скорость теплохода
2Х - скорость автобуса
6Х - путь, проделанный на теплоходе
3х2Х - путь, проделанный на автобусе
6Х+3х2Х=270
12Х=270
Х=270:12=22,5 км/ч. - скорость теплохода

Автор ответа: 11sozi11

Большое спасибо

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