document.write( "Question 578497: A grocery store has 12 lbs of a mixture of nuts and dried fruit that is 10% banana chips. If they mix additional banana chips to bring the new mixture up to 25%, how many pounds of banana chips should they add? \n" ); document.write( "
Algebra.Com's Answer #370656 by mananth(16946)\"\" \"About 
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percent ---------------- Amount
\n" ); document.write( "Mixture 10 ---------------- 12
\n" ); document.write( "Banana chips 100 ---------------- x
\n" ); document.write( "Total 25 ---------------- 12 + x
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\n" ); document.write( "10*12+100x=25(12+x)
\n" ); document.write( "120+100 x=300+25x
\n" ); document.write( "100x-25x=-120+300
\n" ); document.write( "75x=180
\n" ); document.write( "/75
\n" ); document.write( "x=2.4
\n" ); document.write( "2.4lb of Banana chips
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