What is the sum of X+XX+XXX+XXXX?
Last Updated: 16.06.2025 12:32

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)
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
*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour
What is your review of working in EY?
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.
Which race of women are the hottest?
11010X
and for binary would be
1234X