Chemistry, 18.03.2021 02:40, lxlie2315

Jason took 6 hours to travel 540 km. For the first 140 km, he took 2 hours. What was his average speed during the first two hours? _ km/h
How much distance did he cover in the last four hours of his journey? _ km
What was his average speed for the rest of the journey? ___ km/h

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Jason took 6 hours to travel 540 km. For the first 140 km, he took 2 hours. What was his average sp...