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

Last Updated: 20.06.2025 06:38

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

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

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

If we do not know the name of the father of a child, e.g. a foundling, an illegitimate, etc., then to whom should the bin or the binti of the child's name be applied?

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

1234X

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and for binary would be

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

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)

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