Published by:
CGP EDU Academic Team
Published on: August 14, 2026
If the number of seven-digit numbers, such that the sum of their digits is even, is 
, then 
is equal to ____.
Text Solution
Verified by ExpertsThe correct answer is:
14
(14)
When numbers are uniformly distributed, half of them have even digit sums and half have odd digits sums.
Number of 7-digit numbers with even digit sum 
Note that 
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