document.write( "Question 1096627: James made two glasses of chocolate milk. Glass A had 5% chocolate and Glass B had 10% chocolate. How many ounces of each do you need for a 50 ounce glass of 8% chocolate?
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Algebra.Com's Answer #711054 by josmiceli(19441) $\"\"$ $\"About$

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Let $\"+a+\"$ = ounces of 5% chocolate milk needed
\n" ); document.write( "Let $\"+b+\"$ = ounces of 10% chocolate milk needed
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\n" ); document.write( "(1) $\"+a+%2B+b+=+10+\"$
\n" ); document.write( "(2) $\"+%28+.05a+%2B+.1b+%29+%2F+10+=+.08+\"$
\n" ); document.write( "---------------------------------
\n" ); document.write( "(2) $\"+.05a+%2B+.1b+=+.8+\"$
\n" ); document.write( "(2) $\"+5a+%2B+10b+=+80+\"$
\n" ); document.write( "(2) $\"+a+%2B+2b+=+16+\"$
\n" ); document.write( "Subtract (1) from (2)
\n" ); document.write( "(2) $\"+a+%2B+2b+=+16+\"$
\n" ); document.write( "(1) $\"+-a+-+b+=+-10+\"$
\n" ); document.write( "-----------------------
\n" ); document.write( " $\"+b+=+6+\"$
\n" ); document.write( "and
\n" ); document.write( "(1) $\"+a+%2B+6+=+10+\"$
\n" ); document.write( "(1) $\"+a+=+4+\"$
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\n" ); document.write( "4 ounces of 5% chocolate milk are needed
\n" ); document.write( "6 ounces of 10% chocolate milk are needed
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\n" ); document.write( "check:
\n" ); document.write( "(2) $\"+%28+.05a+%2B+.1b+%29+%2F+10+=+.08+\"$
\n" ); document.write( "(2) $\"+%28+.05%2A4+%2B+.1%2A6+%29+%2F+10+=+.08+\"$
\n" ); document.write( "(2) $\"+%28+.2+%2B+.6+%29+%2F+10+=+.08+\"$
\n" ); document.write( "(2) $\"+.8+=+.8+\"$
\n" ); document.write( "OK \n" ); document.write( "

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