In the Greek notation, 5; in the Latin, 80; and in the Roman, by some authors, 7, by one, 100, and by still another, 400.
22. As a Numeral, what is the value of Q?
500.
23. By whom used?
Several of the Ancient Nations of Europe.
24. What is the Numerical value of R?
80
25. By whom used?
The ancient Romans.
26. What is the Numerical value of S?