What is the sum of X+XX+XXX+XXXX?
14.06.2025 00:12

*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour
What is the sum of X+XX+XXX+XXXX?
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
Harris Yulin, 'Scarface' and 'Ghostbusters II' actor, dies at 87: 'One of the greatest' - USA Today
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.
However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
How did you respond to, "Why do you love me"?
1234X
11010X
and for binary would be