Question
City W and City X is 648 km apart. At 08 25, Ivory, travelling at a constant speed, left City W for City X. At the same time, Carl set off from City X for City W at a constant speed which was 10 km/h faster than Ivory. Find Carl's speed if they met at 12 25.
3 m

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City W and City X is 648 km apart. At 08 25, Ivory, travelling at a constant speed, left City W for City X. At the same time, Carl set off from City X for City W at a constant speed which was 10 km/h faster than Ivory. Find Carl's speed if they met at 12 25.