SOLUTION: If S is the sum of the first 10 even counting numbers and n is the sum of the first 10 odd counting numbers, find S - N.

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Question 1144728: If S is the sum of the first 10 even counting numbers and n is the sum of the first 10 odd counting numbers, find S - N.
Answer by greenestamps(13200) About Me  (Show Source):
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Each of the first ten even counting numbers (2, 4, 6, ...) is 1 greater than the corresponding first ten odd counting numbers (1, 3, 5 ...). There are 10 numbers in each set; the difference in the sums is 10*1 = 10.