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Mathematics, 18.10.2020 01:01 cheesecake1919

A person washing the windows of an office building drops a squeegee from a height of 60 feet. How long does it take the squeegee to pass by another window washer working at a height of 20 feet?

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A person washing the windows of an office building drops a squeegee from a height of 60 feet. How lo...
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