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Maths Puzzle
How many four-digit numbers exist, such that the average of the sum of the individual digits of these numbers is 1?
Read Solution (Total 3)
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- 20 numbers
4000
1111
3010
3100
3001
1300
1030
1003
2200
2020
2002
2110
2101
2011
1120
1102
1210
1201
1012
1021 - 12 years agoHelpfull: Yes(4) No(0)
- Do u mean that sum of all 4 digits is 4 like 1111, 2020,1210...?
- 12 years agoHelpfull: Yes(0) No(1)
- @dipin yes
- 12 years agoHelpfull: Yes(0) No(0)
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