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24-03-2024
Mathematics

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percentage decrease if water level in the tank has changed from 1200l to 900

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roohafzah roohafzah

24-03-2024

Answer :

25%

Explanation :

%age decrease = (change in level of water/Initial level of water) x 100
%age decrease = (1200l - 900l)/1200l x 100
%age decrease = 25%

thus, there was a decrease of 25% in water level .

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