AMC 10 Step by Step
2001 AMC 10Problem 16P16-20~2 minPrint

The mean of three numbers is 1010 more than the least of the numbers and 1515 less than the greatest. The median of the three numbers is 55 . What is their sum?

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Problem © Mathematical Association of America (MAA), American Mathematics Competitions. Reproduced for non-commercial educational use. Solution and commentary are original to this site. Also appeared as 2001 12 #4.