alleryMany West African languages build number words on which combination?
A3 and 9
B6 and 60
C5 and 20
D2 and 8
Answer & Solution
Correct answer: C. 5 and 20
1. These languages think of a full hand or a full set of fingers and toes.
2. So number words rest on 5 and 20.
3. Higher numbers combine lower numbers with multiples and powers of 20.
_Source: Wikipedia, Ethnomathematics, section West Africa_
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