document.write( "Question 565174: a pharmacist is to prepare 15 milliliters of special eye drops. The eye drop solution must have 2% active ingredient, but the pharmacist only has 10% solution and 1% solution in stock. How much of each type of solution should be used to fill the prescription? \n" ); document.write( "
Algebra.Com's Answer #365678 by mananth(16946)\"\" \"About 
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----------------- percent ----------------quantity
\n" ); document.write( "Eye solution type I 10 ----------------x ml
\n" ); document.write( "Eye solution type II 1 ----------------15-x ml
\n" ); document.write( "Mixture 2.00% ---------------- 15
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\n" ); document.write( "10x+(15-x)=2*15
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\n" ); document.write( "10x+15-x=30
\n" ); document.write( "10x-x=30-15
\n" ); document.write( "9x=15
\n" ); document.write( "/9
\n" ); document.write( "x=1.67 ml 10.00% Eye solution type I
\n" ); document.write( "13.33 ml 1.00% Eye solution type II
\n" ); document.write( "m.ananth@hotmail.ca
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