document.write( "Question 479810: 2m^3 of soil containing 35% sand was mixed into 6m^3 of soil containing 15% sand. What is the sand content of the mixture? \n" ); document.write( "
Algebra.Com's Answer #328737 by Alan3354(69443)\"\" \"About 
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2m^3 of soil containing 35% sand was mixed into 6m^3 of soil containing 15% sand. What is the sand content of the mixture?
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\n" ); document.write( "2*0.35 = 0.7 cm of sand
\n" ); document.write( "6*0.15 = 0.9 cm of sand
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\n" ); document.write( "--> 1.6 m^3 of sand in 8 m^3
\n" ); document.write( "1.6/8 = 0.2 = 20% sand\r
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