What is the sum of X+XX+XXX+XXXX?
12.06.2025 02:55
What is the sum of X+XX+XXX+XXXX?
11010X
However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
What are some sad truths about life?
1234X
*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour
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
The Surprising Way Five Days Of Junk Food Impacts Your Brain - MindBodyGreen
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)
It’s a matter of interpretation.
and for binary would be
Temu’s daily US users cut in half following end of ‘de minimis’ loophole - New York Post