Question
City H and City J is 580 km apart. At 08 35, Tina, travelling at a constant speed, left City H for City J. At the same time, Eric set off from City J for City H at a constant speed which was 9 km/h faster than Tina. Find Eric's speed if they met at 12 35.
3 m

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City H and City J is 580 km apart. At 08 35, Tina, travelling at a constant speed, left City H for City J. At the same time, Eric set off from City J for City H at a constant speed which was 9 km/h faster than Tina. Find Eric's speed if they met at 12 35.