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Mathematics, 02.12.2020 21:40 kidcashdw

If Jack weighs more that Jill, and they run up the same hill, who has done more work? If Jack and Jill weigh the same, and Jill runs up the hill in half the time as Jack, who had more power??

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If Jack weighs more that Jill, and they run up the same hill, who has done more work? If Jack and J...
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