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 Mar 25, 2020
 #1
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Example...I'll do the cement   he has 8 bags     8 bags x 25 kg/bag = 200 kg     He needs 180 kg....he does not need to purchase any more cement.

                                 sand                   19 bags   19 bags X 22.5 kg/bag =......     etc etc

 Mar 25, 2020

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