What is the sum of X+XX+XXX+XXXX?
13.06.2025 16:26

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)
What is the sum of X+XX+XXX+XXXX?
It’s a matter of interpretation.
How is the legalization of same-sex marriage impacting societal norms in the USA?
1234X
and for binary would be
*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour
Can you describe what it's like to live in a town known for Harley Davidson motorcycles?
11010X
However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
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
Has anyone ever really waited that long and gotten a paper check mailed 20 days ago?