document.write( "Question 768594: Find the sum of the series 101+99+97+..............+47 \n" ); document.write( "

Algebra.Com's Answer #468397 by oscargut(2103) $\"\"$ $\"About$

You can put this solution on YOUR website!
101+99+97+..............+47\r
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\n" ); document.write( "\n" ); document.write( "100+98+96+..............+46 + 55\r
\n" ); document.write( "\n" ); document.write( "= 2(23+24+....50) +55\r
\n" ); document.write( "\n" ); document.write( "= 2( 50(51)/2 - 23(24)/2) +55\r
\n" ); document.write( "\n" ); document.write( "= 50(51)-23(24) +55\r
\n" ); document.write( "\n" ); document.write( "You can ask me more at : mthman@gmail.com\r
\n" ); document.write( "\n" ); document.write( "Thanks\r
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