a car travels the distance between a police station and a fire station vichare 1.8 km apart in 1.5 minutes. how much faster must travel to do the distance in 1.2 minutes?
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he covers 1200 m in 108 seconds so: speed is 11.11 m/s then, time is 90 seconds (1.5 minutes) 1200 in 90 seconds so: speed is 13.33 m/s difference is 2.22 m/s it is 7.992 km/h so approximately 8 km/h
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