Question
City L and City M is 845 km apart. At 07 30, Cathy, travelling at a constant speed, left City L for City M. At the same time, Paul set off from City M for City L at a constant speed which was 7 km/h faster than Cathy. Find Paul's speed if they met at 12 30.
3 m

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City L and City M is 845 km apart. At 07 30, Cathy, travelling at a constant speed, left City L for City M. At the same time, Paul set off from City M for City L at a constant speed which was 7 km/h faster than Cathy. Find Paul's speed if they met at 12 30.