Question
City Z and City A is 684 km apart. At 07 45, Cathy, travelling at a constant speed, left City Z for City A. At the same time, Elijah set off from City A for City Z at a constant speed which was 8 km/h faster than Cathy. Find Elijah's speed if they met at 13 45.
3 m

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City Z and City A is 684 km apart. At 07 45, Cathy, travelling at a constant speed, left City Z for City A. At the same time, Elijah set off from City A for City Z at a constant speed which was 8 km/h faster than Cathy. Find Elijah's speed if they met at 13 45.