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In the first week, the level was
(100% + 15%) of 45,000 m³
115% × 45,000 m³ = 51,750 m³
In the second week, the level was
(100% - 20%) of 51,750 m³
80% × 51,750 m³ = 41,400 m³
Dana05 answered the question on October 16, 2019 at 13:21
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