document.write( "Question 519474: A shopkeeper marks his goods to gain 35%. He allows 10% discount for cash payment. Find his percentage profit when sold for cash \n" ); document.write( "
Algebra.Com's Answer #345642 by mananth(16946)\"\" \"About 
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mark up 35%\r
\n" ); document.write( "\n" ); document.write( "let cost be x\r
\n" ); document.write( "\n" ); document.write( "Mark up price = 1.35x\r
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\n" ); document.write( "10% discount on 1.35x\r
\n" ); document.write( "\n" ); document.write( "=Selling price = 0.9*1.35x=1.21x\r
\n" ); document.write( "\n" ); document.write( "Cost price = x
\n" ); document.write( "selling price = 1.21x so margin = 21% on cost price\r
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