Question
City A and City B is 645 km apart. At 08 20, Barbara, travelling at a constant speed, left City A for City B. At the same time, Asher set off from City B for City A at a constant speed which was 7 km/h faster than Barbara. Find Asher's speed if they met at 13 20.
3 m

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City A and City B is 645 km apart. At 08 20, Barbara, travelling at a constant speed, left City A for City B. At the same time, Asher set off from City B for City A at a constant speed which was 7 km/h faster than Barbara. Find Asher's speed if they met at 13 20.