document.write( "Question 1008449: How much 15% acid must be mixed with 21% acid to obtain 70mL of 18% acid? \n" ); document.write( "
Algebra.Com's Answer #624127 by ikleyn(52788)\"\" \"About 
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\n" ); document.write( "See the lesson Solving typical word problems on mixtures for solutions. You will find there the solutions of mixture problems \r
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