Brain Teasers
Quid Pro Quo?
What comes next in the following series?
1 2 3 2 1 2 3 4 2 1 2 3 4 3 2 3
1 2 3 2 1 2 3 4 2 1 2 3 4 3 2 3
Answer
4,5They are the amount of letters needed to represent the numbers in Roman numerals
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