What is the sum of X+XX+XXX+XXXX?
08.06.2025 15:26

*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour
1234X
It’s a matter of interpretation.
What shocking family behavior did you read about in India?
11010X
and for binary would be
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)
What is your opinion on the band Nickelback? Why do they receive criticism from some people?
However, X +X^2 +X^3 + X^4 is a valid algebraic answer,
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
Is the Chinese economy currently collapsing? If not, what could potentially cause it to collapse?