The first six integers (0,1,2,3,4,5) add up to 15, unless you exclude 0, in which case the answer is 21.
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Impossible.
44 62 35 17 26 53 Six numbers add up to 8
5. If the mean ("average") of the first five numbers is 11, that means they add up to 55 (5 times their mean value of 11). Similarly, all six numbers have to add up to 60 (6 times their mean value of 10). The final number is the difference between these sums (60 - 55), or 5.
They will always add up to another even number.
25