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Permutations and Combinations Part 2

Section: Mathematics

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Question : 6

Total: 98

If the number of seven-digit numbers, such that the sum of their digits is even, is m⋅n⋅10n,m,n∈{1,2,3,...,9}, then m+n is equal to ____ .

[3 Apr 2025 Shift 1]

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