alleryWhich system is the positional system of base ten used today?
AThe Roman system
BThe Hindu–Arabic system
CThe Babylonian system
DThe binary system
Answer & Solution
Correct answer: B. The Hindu–Arabic system
1. The most common numeral system today uses ten digits, 0 to 9.
2. This is the Hindu–Arabic numeral system, positional in base ten.
3. Roman is not positional, Babylonian is base 60, and binary is base two.
_Source: Wikipedia, Positional notation, Lead section_
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