Question
City P and City Q is 695 km apart. At 08 15, Roshel, travelling at a constant speed, left City P for City Q. At the same time, Riordan set off from City Q for City P at a constant speed which was 7 km/h faster than Roshel. Find Riordan's speed if they met at 13 15.
3 m

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City P and City Q is 695 km apart. At 08 15, Roshel, travelling at a constant speed, left City P for City Q. At the same time, Riordan set off from City Q for City P at a constant speed which was 7 km/h faster than Roshel. Find Riordan's speed if they met at 13 15.