What is the sum of X+XX+XXX+XXXX?
08.06.2025 07:14

However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour
1234X
Have you experimented with bestiality?
What is the sum of X+XX+XXX+XXXX?
11010X
and for binary would be
Why doesn’t the UK change their flag?
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
It’s a matter of interpretation.
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)