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

Last Updated: 02.07.2025 09:50

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

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

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.

Why does Filipino culture dictate that parents should be treated as gods?

and for binary would be

1234X

11010X

You sound like ChatGPT - The Verge

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

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

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

When North Koreans visit other countries for the Olympics, what stops some of them fleeing away into that host country?