Question
City J and City K is 605 km apart. At 06 55, Betty, travelling at a constant speed, left City J for City K. At the same time, Sam set off from City K for City J at a constant speed which was 11 km/h faster than Betty. Find Sam's speed if they met at 11 55.
3 m

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City J and City K is 605 km apart. At 06 55, Betty, travelling at a constant speed, left City J for City K. At the same time, Sam set off from City K for City J at a constant speed which was 11 km/h faster than Betty. Find Sam's speed if they met at 11 55.