Question
City J and City K is 815 km apart. At 09 30, Esther, travelling at a constant speed, left City J for City K. At the same time, Luis set off from City K for City J at a constant speed which was 5 km/h faster than Esther. Find Luis's speed if they met at 14 30.
3 m

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City J and City K is 815 km apart. At 09 30, Esther, travelling at a constant speed, left City J for City K. At the same time, Luis set off from City K for City J at a constant speed which was 5 km/h faster than Esther. Find Luis's speed if they met at 14 30.