document.write( "Question 907644: How many liters of 70% alcohol solution and 40% alcohol solution must be mixed to obtain 15 liters of 50% alcohol solution? \n" ); document.write( "
Algebra.Com's Answer #550467 by josgarithmetic(39618)\"\" \"About 
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Number 907644 and 907645 are the SAME problem as DIFFERENT EXAMPLES. The method to solve is therefore the same for each of them.\r
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