there are 17 books in the series
At around the age of 16 or 17.
Marcus Aurelius was a Roman emperor who lived from 26 April 121 - 17 March 180.
Graeme Ferguson is still alive. Roman Kroiter died on September 17, 2012. Robert Kerr died on April 29, 2010
Aurora is continuously worshipped. To this day she has several cities just in the united states, 17 to be exact. I am unsure of when the worship started, but probably just as long as any other roman deities.
MCMLXXXV
DCCLXXIII
MM
XXXII = 32
XXXIII
DCLXVIII = 668
It is: cmxx or CMXX = 920
It is M which means 1000
91 in Roman numerals is XCI (-10+101=91)
As Roman numerals they are: III, XXVIII and II respectively
I,II,III,IV,V,VI,VII,VIII,IX,X
On Converting between Arabic and Roman Numbers ,we get : LX in roman numerals is : 60