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

Last Updated: 18.06.2025 10:39

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

11010X

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

Ive been pretending to be okay and acting as normal as possible, but Im actually completely heartbroken after a recent breakup. Its painful and really affecting me, to the point where I cant concentrate at work, Ive lost my appetite, I cant sleep, and It feels as if my whole world has been turned upside down. I loved him so much. He said so many cruel things to me and it made me realize he must not have loved me the way I loved him, or he wouldnt have said such horrible things. How do I handle the heartbreak and why cant I accept that he didnt love me and just forget about him?

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)

and for binary would be

It’s a matter of interpretation.

Since the Brits can't steer their oil tanker, what makes them think they can take on Russia?

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

1234X

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

Senate expected to pass crypto bill without addressing Trump’s investments - AP News