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Mathematics 15 Online
OpenStudy (anonymous):

All 4-digit numbers who sum of digits is 4 are written in descending order. In which place in the sequence is the number 2011 situated? A. 6th B. 7th C. 8th D. 9th E. 10th

OpenStudy (anonymous):

4000 3100 3010 3001 2200 2110 2101 2020 2011

OpenStudy (anonymous):

So it's 9th.

OpenStudy (anonymous):

Btw question source?

OpenStudy (anonymous):

umm...its some Kangaroo Practice Questions - Level 9 - 10

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