alleryThe numeral XC places X before C. What is its value?
A110
B60
C90
D40
Answer & Solution
Correct answer: C. 90
1. X is 10 and C is 100.
2. X placed before C is subtracted, so 100 minus 10 is 90.
3. 110 would be CX, 60 is LX, and 40 is XL.
_Source: Wikipedia, Roman numerals, Standard form_
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