Please fill in the 3 letter blanks in the following numbered list

1 ---


3 ---


5 ---


7 ---


9 ---

10 ---

Please no computers/internet. A complete list would be great, but if you guess the logic that will be great also.

  • 1
    $\begingroup$ I have two feelings: a) this is something to do with the periodic table; b) this is going to be too difficult without the Internet, some kind of hint, or both. $\endgroup$ – F1Krazy Apr 4 '17 at 13:21
  • 3
    $\begingroup$ Based on the accepted answer, I think the no-computers tag is unreasonable. I'd suggest you look through the highest rated no-computer questions to better understand it's use. $\endgroup$ – David Starkey Apr 4 '17 at 15:31

The answer is

1 RUB (Russia)
2 CAD (Canada)
3 USD (U.S.A.)
4 CNY (China)
5 BRL (Brazil)
6 AUD (Australia)
7 INR (India)
8 ARS (Argentina)
9 KZT (Kazakhstan)
10 DZD (Algeria)


Currency codes of countries based on the countries' physical size (i.e. land area). That is, currency codes of the first 10 largest countries in ascending order.

  • 1
    $\begingroup$ I'd place BTC on the top of the list, it's universal... $\endgroup$ – Mordechai Apr 4 '17 at 14:16
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    $\begingroup$ AeJey You knew the order of the countries by heart. That is great $\endgroup$ – DEEM Apr 4 '17 at 14:57
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    $\begingroup$ @DeepakMahulikar Yes. I know upto 20. But I didn't remember the currency codes of Kazakhstan and Algeria and googled it. :P $\endgroup$ – AeJey Apr 5 '17 at 5:31

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