Q 01/05
A) Luca Pacioli
B) Fibonacci
C) Benedetto Cotrugli
D) Girolamo Cardano
Answer · why
His Summa de arithmetica was written in Italian rather than Latin so merchants could read it, and he later taught mathematics to Leonardo da Vinci.
Q 02/05
A) Michelangelo
B) Raphael of Urbino
C) Sandro Botticelli
D) Leonardo da Vinci
Answer · why
The book explored the golden ratio, and the two worked together from about 1497 to 1506.
Q 03/05
A) Genoa
B) Venice
C) Florence
D) Milan
Answer · why
Fragments of the Farolfi ledger from Florence in 1299-1300 are older but incomplete.
Q 04/05
A) Egypt
B) Mesopotamia
C) The Indus Valley
D) China
Answer · why
Temple economies used the tokens to track goods long before writing itself developed.
Q 05/05
A) To count
B) To check
C) To hear
D) To swear
Answer · why
Early audits were literally heard: accounts were read aloud to the person checking them.
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