document.write( "Question 636474: How much of a 5% cream and a 0.5% cream would be required to compound 75 g of a 2% cream?\r
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Algebra.Com's Answer #401037 by Maths68(1474)\"\" \"About 
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Cream A
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\n" ); document.write( "Amount = x
\n" ); document.write( "Cream = 5%=0.05\r
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\n" ); document.write( "\n" ); document.write( "Cream B
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\n" ); document.write( "Amount = 75-x
\n" ); document.write( "Cream = 0.5%=0.005\r
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\n" ); document.write( "\n" ); document.write( "Mixture Cream
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\n" ); document.write( "Amount = 75g
\n" ); document.write( "Cream = 2%=0.02\r
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\n" ); document.write( "\n" ); document.write( "(Amount)(cream A)+(Amount)(Cream B)= (Amount)(Mixture Cream)
\n" ); document.write( "0.05x+(75-x)0.005=(75)(0.02)
\n" ); document.write( "0.05x+(75-x)0.005=(0.02)(75)
\n" ); document.write( "0.05x+(75-x)0.005=1.5
\n" ); document.write( "0.05x+0.375-0.005x=1.5
\n" ); document.write( "0.045x+0.375=1.5
\n" ); document.write( "0.045x=1.5-0.375
\n" ); document.write( "0.045x=1.125
\n" ); document.write( "0.045x/0.045=1.125/0.045
\n" ); document.write( "x=25\r
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\n" ); document.write( "\n" ); document.write( "Cream A
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\n" ); document.write( "Amount = x = 25g
\n" ); document.write( "Cream = 5%=0.05
\n" ); document.write( "Cream B
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\n" ); document.write( "Amount = 75-x=75-25=50g
\n" ); document.write( "Cream = 0.5%=0.005
\n" ); document.write( "Mixture Cream
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\n" ); document.write( "Amount = 75g
\n" ); document.write( "Cream = 2%=0.02\r
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\n" ); document.write( "\n" ); document.write( "25g of a 5% cream and 50g of a 0.5% cream would be required to compound 75 g of a 2% cream.\r
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