Question
City F and City G is 504 km apart. At 09 15, Esther, travelling at a constant speed, left City F for City G. At the same time, Bobby set off from City G for City F at a constant speed which was 10 km/h faster than Esther. Find Bobby's speed if they met at 13 15.
3 m

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City F and City G is 504 km apart. At 09 15, Esther, travelling at a constant speed, left City F for City G. At the same time, Bobby set off from City G for City F at a constant speed which was 10 km/h faster than Esther. Find Bobby's speed if they met at 13 15.