What is the sum of X+XX+XXX+XXXX?
09.06.2025 12:00

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)
and for binary would be
11010X
Has any man licked his wife's vagina while another man had sex with her?
What is the sum of X+XX+XXX+XXXX?
However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
It’s a matter of interpretation.
He said he loves me, but why is it difficult for him to leave his wife?
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