document.write( "Question 449905: Clear Shine window cleaner is 12% alcohol and sunstream window cleaner is 30% alcohol. How much of each should be used to make 90 ounces of a cleaner that is 20% alchohol. \r
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Algebra.Com's Answer #309493 by rwm(914)\"\" \"About 
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c+s=90
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\n" ); document.write( "c=50 s=40\r
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