Question
City C and City D is 810 km apart. At 09 10, Marion, travelling at a constant speed, left City C for City D. At the same time, Tom set off from City D for City C at a constant speed which was 10 km/h faster than Marion. Find Tom's speed if they met at 14 10.
3 m

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City C and City D is 810 km apart. At 09 10, Marion, travelling at a constant speed, left City C for City D. At the same time, Tom set off from City D for City C at a constant speed which was 10 km/h faster than Marion. Find Tom's speed if they met at 14 10.