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find the largest number divisible by 11 that is made up of any nine of the ten digits from 0 to 9 each digit appearing exactly once

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other Other Question

find the smalest number that is made up of each of the digits 1 through exactly once and is divisible by 99 ZYX represents a three digit number
if XYZ+XZY+YXZ+YZX+ZXY=2536
what is ZYX