What is the sum of X+XX+XXX+XXXX?
Last Updated: 17.06.2025 03:14

It’s a matter of interpretation.
Given the use of upper case, I personally would initially assume Roman numerals*, so the answer would be C (100 in present-day decimal notation)
1234X
Why are Indians so influenced by the Western culture, when the Indian tradition has so much to give?
as would be assuming that these are representations of conventional numbers, in which case the answer for number bases of five or more would be
11010X
and for binary would be
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What is the sum of X+XX+XXX+XXXX?
However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour