document.write( "Question 773920: A Saleslady sold 30 bags at an average price of Php350. She got Php6,800 for 20 of them. At what price did she sell each of the last 10 bags? \n" ); document.write( "
Algebra.Com's Answer #471937 by Cromlix(4381)\"\" \"About 
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Average price of Php350 for 30 bags
\n" ); document.write( "Total for 30 bags = 30 * 350 = Php10500
\n" ); document.write( "She got Php6,800 for 20 bags
\n" ); document.write( "The 10 bags left must have cost
\n" ); document.write( "Php10500 - Php6,800 = Php3700
\n" ); document.write( "Php3700 / 10 = Php370
\n" ); document.write( "The lady sold the last 10
\n" ); document.write( "bags for Php370 each.
\n" ); document.write( "Hope this helps.
\n" ); document.write( ":-)
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