document.write( "Question 1144353: A set of ten numbers has a mean of 132. If one of the number is removed. The mean is now 121. What was the value of number that was removed? \n" ); document.write( "
Algebra.Com's Answer #765432 by greenestamps(13203)\"\" \"About 
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\n" ); document.write( "Each of the remaining 9 numbers is 132-121=11 below the old average; all together those 9 numbers are 9*11=99 below the old average.

\n" ); document.write( "So the number removed must be 99 above the old average.

\n" ); document.write( "ANSWER: 132+99 = 231
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