SOLUTION: Sir in how many ways are possible of digits 1 2 3 4 5 6 7 8 9 0 picking minimum 3 digits at a time to sum up any number between 1 and 45 e.g. 123=7, 789=24, 450=19 picking 3 di

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Question 1042150: Sir in how many ways are possible of digits 1 2 3 4 5 6 7 8 9 0 picking minimum 3 digits at a time to sum up any number between 1 and 45 e.g.
123=7, 789=24, 450=19 picking 3 digits
34567 =25 56789 =35 picking 5 digits.
234789 =33 picking 6 digits
My question is in how many ways we can write these numbers so as that sum of the digits is between 1 and 45. Picking atleast three digits at a time is necessary.

Answer by solver91311(24713)   (Show Source): You can put this solution on YOUR website!


Depends on whether you can repeat digits. That is would 1, 1, 1 be a valid selection?

John

My calculator said it, I believe it, that settles it


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