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

11.06.2025 02:19

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

and for binary would be

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

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

If everyone in Russia dropped into holes in the ground only never to return, would that be good for NATO and international peacekeepers? Can we convince Russians to be less diabolical, so they coexist? Does Putin stink like doo doo in the commode?

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,

What type of narcissist cheats more and gets pleasure out of hurting you, even if they're married?

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)

1234X

11010X

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