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Mathematics, 15.11.2019 12:31 kimsash05

Post a and post b are 120 meters apart. post b and post c are 300 meters apart. ben cycled from post a to post b in 15 seconds. then he cycled from post b to post c in 55 seconds. find ben's average speed for the distance from post a to post c.
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Post a and post b are 120 meters apart. post b and post c are 300 meters apart. ben cycled from post...
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