Question
City D and City E is 714 km apart. At 08 55, Jane, travelling at a constant speed, left City D for City E. At the same time, Oscar set off from City E for City D at a constant speed which was 7 km/h faster than Jane. Find Oscar's speed if they met at 14 55.
3 m

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City D and City E is 714 km apart. At 08 55, Jane, travelling at a constant speed, left City D for City E. At the same time, Oscar set off from City E for City D at a constant speed which was 7 km/h faster than Jane. Find Oscar's speed if they met at 14 55.