Roman QuizRoman Quiz

1.1. 20002000a.a. What is the longest number between 1 and 2000 when What is the longest number between 1 and 2000 when

depicted in Roman numerals?depicted in Roman numerals?b.b. How much higher than 2000 must you look to find a longer How much higher than 2000 must you look to find a longer

one?one?2.2. What English words are also correctly formed Roman What English words are also correctly formed Roman

numbers?numbers?3.3. There are seven letters used as Roman numerals I, V, X, L, C, There are seven letters used as Roman numerals I, V, X, L, C,

D, and M.D, and M.a.a. How many valid Roman numbers can be made using these How many valid Roman numbers can be made using these

seven letters just once each? seven letters just once each? b.b. What is the smallest? What is the smallest? c.c. What is the biggest?What is the biggest?

4.4. How many English words can you make using only letters from How many English words can you make using only letters from the Roman numeral alphabet - C D I L M V X? (each letter can the Roman numeral alphabet - C D I L M V X? (each letter can be used more than once or not at all) be used more than once or not at all)

5.5. 1 to 20001 to 2000a.a. what is the lowest value Roman number with 6 characters what is the lowest value Roman number with 6 characters

between 1 and 2000? between 1 and 2000? b.b. What is the highest?What is the highest?

6.6. Five letter words. Five letter words. a.a. Find seven five-letter English words using only letters Find seven five-letter English words using only letters

from the Roman numeral alphabet. from the Roman numeral alphabet. b.b. How many of these seven can be rearranged into valid How many of these seven can be rearranged into valid

Roman numbers? Roman numbers? c.c. What is the biggest and the smallest of these numbers?What is the biggest and the smallest of these numbers?

7.7. I married Lisa in Acton church. What year was our wedding?I married Lisa in Acton church. What year was our wedding?

20002000

What is the longest number between 1 What is the longest number between 1 and 2000 when depicted in Roman and 2000 when depicted in Roman numerals?numerals?

How much higher than 2000 must you How much higher than 2000 must you look to find a longer one?look to find a longer one?

1888. MDCCCLXXXVIII has 13 characters and is the only 13 1888. MDCCCLXXXVIII has 13 characters and is the only 13 character Roman number between 1 and 2000.character Roman number between 1 and 2000.

888. The next longest Roman number is 2888. 888. The next longest Roman number is 2888. MMDCCCLXXXVIII has 14 characters. Also between MMDCCCLXXXVIII has 14 characters. Also between 2001 and 3000 there are another six 13 character 2001 and 3000 there are another six 13 character numbers.numbers.

Q1

Q2Q2

What English words are also correctly What English words are also correctly formed Roman numbers?formed Roman numbers?

There are only two common, everyday words which are valid There are only two common, everyday words which are valid Roman numbers - I (1) and mix (1009). Roman numbers - I (1) and mix (1009).

But there are seven words altogether - div (504), dix (509), I But there are seven words altogether - div (504), dix (509), I (1), li (51), mi (1001), mix (1009), and xi (11). (1), li (51), mi (1001), mix (1009), and xi (11).

The Scrabble Dictionary (third edition) also allows di (501), The Scrabble Dictionary (third edition) also allows di (501), which is really just a prefix.which is really just a prefix.

Q3Q3

There are seven letters used as Roman There are seven letters used as Roman numerals I, V, X, L, C, D, and M.numerals I, V, X, L, C, D, and M.How many valid Roman numbers can be How many valid Roman numbers can be

made using these seven letters just made using these seven letters just once each? once each?

What is the smallest? What is the smallest? What is the biggest?What is the biggest?

There are 8. They are:- MDCLXVI (1666), MDCLXIV (1664), There are 8. They are:- MDCLXVI (1666), MDCLXIV (1664), MDCXLVI (1646), MDCXLIV (1644), MCDLXVI (1466), MDCXLVI (1646), MDCXLIV (1644), MCDLXVI (1466), MCDLXIV (1464), MCDXLVI (1446), and MCDXLIV (1444).MCDLXIV (1464), MCDXLVI (1446), and MCDXLIV (1444).

MDCLXVI (1666) and MCDXLIV (1444)MDCLXVI (1666) and MCDXLIV (1444)

Q4Q4

How many English words can you How many English words can you make using only letters from the make using only letters from the Roman numeral alphabet - C D I L M Roman numeral alphabet - C D I L M V X? (each letter can be used more V X? (each letter can be used more than once or not at all) than once or not at all)

There is no simple answer to this question. The There is no simple answer to this question. The bigger the dictionary the more you find. Allowing bigger the dictionary the more you find. Allowing only complete words which are not proper nouns, only complete words which are not proper nouns, I have found 35 using both the I have found 35 using both the Oxford English Oxford English DictionaryDictionary, second edition 1989 (OEDII) and the , second edition 1989 (OEDII) and the Scrabble DictionaryScrabble Dictionary, based on Chamber's , based on Chamber's Dictionary, and now in its third edition. If you Dictionary, and now in its third edition. If you count common abbreviations, allow proper nouns, count common abbreviations, allow proper nouns, and include prefixes then I get up to 52. The and include prefixes then I get up to 52. The longest contains 6 letters. longest contains 6 letters.

Q5Q5

1 to 20001 to 2000

what is the lowest value Roman number with 6 what is the lowest value Roman number with 6 characters between 1 and 2000? characters between 1 and 2000?

What is the highest?What is the highest?

XXVIII (28)XXVIII (28)

MCMXCV (1995)MCMXCV (1995)

Q6Q6

Five letter words. Five letter words.

Find seven five-letter English words using only Find seven five-letter English words using only letters from the Roman numeral alphabet. letters from the Roman numeral alphabet.

How many of these seven can be rearranged into How many of these seven can be rearranged into valid Roman numbers? valid Roman numbers?

What is the biggest and the smallest of these What is the biggest and the smallest of these numbers?numbers?

Five. Civic - CCVII, civil - CLVII, immix - Five. Civic - CCVII, civil - CLVII, immix - MMXII, livid - DLVII, and mimic - MMCII. MMXII, livid - DLVII, and mimic - MMCII. Villi and vivid (and dilli) cannot be Villi and vivid (and dilli) cannot be rearranged as valid Roman numbers.rearranged as valid Roman numbers.

mimic (2102) and civil (157)mimic (2102) and civil (157)

Q7Q7

I married Lisa in Acton church. What I married Lisa in Acton church. What year was our wedding?year was our wedding?

Show all the Roman numeralsShow all the Roman numeralsI MarrIeD LIsa In aCton ChurCh I MarrIeD LIsa In aCton ChurCh

Take them outTake them outIMIDLIICCC IMIDLIICCC

and rearrangeand rearrangeMDCCCLIIII MDCCCLIIII

which iswhich is

18541854