| Number of Countries that use it | Answer | % Correct |
|---|---|---|
| 25 | European Euro | 100%
|
| 10 | United States Dollar | 72%
|
| 4 | Australian Dollar | 50%
|
| 2 | Swiss Franc | 39%
|
| 2* | Bitcoin | 28%
|
| 8 | West African CFA franc | 28%
|
| 6 | Central African CFA franc | 22%
|
| 4 | South African Rand | 22%
|
| 2 | Indian rupee | 17%
|
| 6 | Eastern Caribbean Dollar | 11%
|