What is the sum of X+XX+XXX+XXXX?
16.06.2025 00:42

It’s a matter of interpretation.
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
What is the sum of X+XX+XXX+XXXX?
Why do most people care so much about what others think? Are they afraid of society norms?
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)
11010X
1234X
Why do women wear less clothes compared to men?
However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
and for binary would be
*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour
Is anyone else losing complete respect for the US at this point?