document.write( "Question 728462: Omar has scored 83 ,82 ,86 ,66 and on his previous four tests. What score does he need on his next test so that his average (mean) is 82 ? \n" ); document.write( "
Algebra.Com's Answer #445434 by lynnlo(4176)\"\" \"About 
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you will need at least a 96
\n" ); document.write( "83+82+86+66+96=82.6
\n" ); document.write( "anything over 5 you round it off to a whole number which will be 82.6=83
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