If the number of seven‐digit numbers such that the sum of their digits is even is m· n·10ⁿ, where m,n \1,2,3,,9, then m+n is equal to:

Unclassified (maths): JEE Main 2025 Mathematics question

JEE Main 2025 · April, Unspecified (session-level dataset) · Q99

JEE Main 2025April, Unspecified (session-level dataset)MathematicsMediumUnclassified (maths)

If the number of seven‐digit numbers such that the sum of their digits is even is

m\cdot n\cdot10^n

, where

m,n\in\{1,2,3,\dots,9\}

, then

m+n

is equal to:

Your answerInteger or decimal