What is the sum of X+XX+XXX+XXXX?

Last Updated: 02.07.2025 10:21

What is the sum of X+XX+XXX+XXXX?

and for binary would be

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

Why am I not getting any atheists to debate with? Are they scared?

1234X

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)

11010X

Scientists reveal how to cut onions without crying, and their method is incredibly simple. - Farmingdale Observer

It’s a matter of interpretation.

*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour

However, X +X^2 +X^3 + X^4 is a valid algebraic answer,

Most-complete Stegosaur skull ever found forces rewrite of dinosaur history - Earth.com