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Mathematics, 21.07.2020 01:01 lazypotato71

8 sump pumps working at the same rate drain a flooded basement in 6 1/4 hours. How long would it take 4 pumps to drain the same amount
from the basement?

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8 sump pumps working at the same rate drain a flooded basement in 6 1/4 hours. How long would it ta...
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