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09-09-2017
Mathematics

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A skateboarder descends on a ramp from 172 feet to 67 feet in 15 seconds. What is the average change of height per second

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Аноним Аноним

09-09-2017

7 feet per second, 172 minus 67 means he dropped 105 feet then divide that by how many seconds it took to get 7 fps.

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