All positive integers whose digits add up to 11 are listed in increasing order:  $29, 38, 47, ...$. What is the eleventh number in that list?
Question:
All positive integers whose digits add up to 11 are listed in increasing order:  $29, 38, 47, ...$. What is the eleventh number in that list?
Answer:
Let's think step by step.

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All positive integers whose digits add up to 11 are listed in increasing order:  $29, 38, 47, ...$. What is the eleventh number in that list?
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