SOLUTION: 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 calcul

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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.

Answer by ikleyn(52790)   (Show Source): You can put this solution on YOUR website!
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Just solved at this link
https://www.algebra.com/algebra/homework/coordinate/Linear-systems.faq.question.1097685.html

https://www.algebra.com/algebra/homework/coordinate/Linear-systems.faq.question.1097685.html



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