SOLUTION: If I had a group of odd numbers 1,3,5,9 how can I get total sum = 21 if I used 6 digits from the group? Repetition is allowed."
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Permutations
-> SOLUTION: If I had a group of odd numbers 1,3,5,9 how can I get total sum = 21 if I used 6 digits from the group? Repetition is allowed."
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