document.write( "Question 386094: A store mixes coffee worth $10 per kilo and another coffee worth $12 per kilo. The mixture sells for $11 per kilo. How much of each is used to make a 288-kilo mixture \n" ); document.write( "

Algebra.Com's Answer #272995 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,         
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document.write( "Let x and (288k - x)represent the amount of $12 and $10 coffee respectively
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document.write( "Mixing to form $11 mixture***
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document.write( "  $12x + $10(288k - x) = $11*288k
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document.write( "Solving for x
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document.write( "    2x = 288k
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document.write( "     x = 144k, aount of $12 coffee,  144k also the amount of $10 coffee
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document.write( "CHECKING Our Answer
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document.write( "  $12/k*144k + $10/k*144k = $1712 + $1440 =  $3168 = $11/k*288k \n" );
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