document.write( "Question 1097709: How many kilograms of this mixture and how many kilograms of sand should be combined with 255 kg of cement to make a batch that is 16.0% cement and 18.0% sand? Carry out all calculations exactly and round to three significant digits final answers only.A certain concrete mixture contains 5.00% cement and 7.00% sand.
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Algebra.Com's Answer #712128 by ikleyn(52790)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "Just solved at this link\r \n" ); document.write( "\n" ); document.write( "https://www.algebra.com/algebra/homework/coordinate/Linear-systems.faq.question.1097685.html\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "https://www.algebra.com/algebra/homework/coordinate/Linear-systems.faq.question.1097685.html\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |