What is the sum of X+XX+XXX+XXXX?
Last Updated: 02.07.2025 02:02
*Note that the abbreviation XL (for XXXX) appeared quite late in the Roman period, and never found universal favour
1234X
11010X
What caused the stock market to crash?
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)
and for binary would be
What is the sum of X+XX+XXX+XXXX?
It’s a matter of interpretation.
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
Derek Jeter Shares Brutal Reality for Yankees After Dodgers Loss - Sports Illustrated