2 towns 390 km apart, two cars start from the towns at speed 60 and 70 kmph, where will they cross
Автор: MathsSmart
Загружено: 2013-10-16
Просмотров: 102992
Описание:
Town x and town Y are 390 km apart. A car travels from town x at 70 kmph. at the same time a van starts at 60 kmph from town Y. when and where do the car and van pass each other.
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