document.write( "Question 170153: A GROCER MIXES 6 POUNDS OF COFFEE THAT IS 60% COLUMBIAN WITH ONE THAT 80% COLUMBIAN HOW MANY POUNDS OF THE SECOND TYPE SHOULD BE USED TO OBTAIN A MIXTURE THAT IS 78% COLUMBIAN? \n" ); document.write( "
Algebra.Com's Answer #125601 by stanbon(75887)\"\" \"About 
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A GROCER MIXES 6 POUNDS OF COFFEE THAT IS 60% COLUMBIAN WITH ONE THAT 80% COLUMBIAN HOW MANY POUNDS OF THE SECOND TYPE SHOULD BE USED TO OBTAIN A MIXTURE THAT IS 78% COLUMBIAN?
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\n" ); document.write( "Columbian Equation: 0.60*6 + 0.80x = 0.78(6+x)
\n" ); document.write( "Multiply thru by 100 to get:
\n" ); document.write( "60*6 + 80(x) = 78*6 + 78x
\n" ); document.write( "2x = 18*6
\n" ); document.write( "x = 9*6 = 54 lbs. (amt. of 80% coffee in the mixture)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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