document.write( "Question 1101006: The average temperature of the first three days of a week is 27 degree and of the next three days is 29degree .If the average of whole of the week is 28.5 degree the temperature of the last day of the week is? \n" ); document.write( "
Algebra.Com's Answer #715600 by ankor@dixie-net.com(22740)\"\" \"About 
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The average temperature of the first three days of a week is 27 degrees
\n" ); document.write( " and of the next three days is 29degrees .
\n" ); document.write( "If the average of whole of the week is 28.5 degree the temperature of the last day of the week is?
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\n" ); document.write( "let s = last day average temp
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\n" ); document.write( "\"%283%2827%29+%2B+3%2829%29+%2B+s%29%2F7\" = 28.5
\n" ); document.write( "81 + 87 + s = 7(28.5)
\n" ); document.write( "168 + s = 199.5
\n" ); document.write( "s = 199.5 - 168
\n" ); document.write( "s = 31.5 degrees
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