document.write( "Question 196907: Find the sum of each infinite geometric series.\r
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\n" ); document.write( "\n" ); document.write( "32. 30 + 22.5 + 16.875 + . . .
\n" ); document.write( " Sn=a/(1-r)
\n" ); document.write( " r = 0.75
\n" ); document.write( " a = 30
\n" ); document.write( " Sn = 120
\n" ); document.write( "33. 15 - 3 + 0.6 - 0.12 + . . .
\n" ); document.write( " r = -0.2
\n" ); document.write( " a = 15
\n" ); document.write( " Sn = 12.5
\n" ); document.write( "34. 12 + 6 + 3 + . . .
\n" ); document.write( " a = 12
\n" ); document.write( " r = 0.5
\n" ); document.write( " Sn = 24
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Algebra.Com's Answer #147627 by mathsteacher(28)\"\" \"About 
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