Предмет: Математика, автор: anisimovanastya6846

От посёлка до города, расстояние между которыми 15 км, велосипедист проехал за полтора часа, а мотоциклист — на час быстрее. На сколько километров в час скорость мотоциклиста больше скорости велосипедиста?

Ответы

Автор ответа: elizavetkaredko

1) 15:1,5=10(км/ч)- скорость велосипедиста

2) 1,5-1=0,5(ч)- время мотоциклиста

3) 15:0,5=30(км/ч)- скорость мотоциклиста

4) 30-10=20(км/ч)- скорость мотоциклиста больше

Ответ: на 20 км/ч

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