document.write( "Question 105330: At a particular store they sell coffee for $4 a pound, cardamon for $35 a pound, and a coffee and cardamon mixture for $5 a pound. Assuming no change in profit on selling the mix versus its components how much caradamon should be mixed with 10 pounds of coffee? \n" ); document.write( "
Algebra.Com's Answer #76646 by checkley75(3666)\"\" \"About 
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4*10+35*X=5(10+X)
\n" ); document.write( "40+35X=50+5X
\n" ); document.write( "35X-5X=50-40
\n" ); document.write( "30X=10
\n" ); document.write( "X=10/30
\n" ); document.write( "X=1/3 POUND OF $35COMPONENTS SHOULDBE USED.
\n" ); document.write( "PROOF
\n" ); document.write( "4*10+35*(1/3)=5(10+1/3)
\n" ); document.write( "40+35/3=50+5/3
\n" ); document.write( "40+11 2/3=50+1 2/3
\n" ); document.write( "51 2/3=51 2/3\r
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