Logo

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

12.06.2025 01:01

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

1234X

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

3 hours of sleep and no fatigue? Scientists uncover the secret of natural short sleepers - Times of India

11010X

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

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

Microsoft will finally stop bugging Windows users about Edge — but only in Europe - The Verge

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 the sum of X+XX+XXX+XXXX?

and for binary would be

Why do some young mothers trick a guy into believing that they're pregnant and it's their child when years later they find out that it's not even theirs should he still pay child support or not?