| KM2 | Answer | % Correct |
|---|---|---|
| 6,691 | Argentina and Chile | 89%
|
| 4,133 | China and Russia | 78%
|
| 4,630 | China and Mongolia | 67%
|
| 3,403 | Brazil and Bolivia | 56%
|
| 7,644 | Kazakhstan and Russia | 44%
|
| 3,190 | India and Pakistan | 33%
|
| 8,893 | United States and Canada | 33%
|
| 3,155 | Mexico and United States | 22%
|
| 3,452 | Mongolia and Russia | 22%
|
| 4,142 | India and Bangladesh | 11%
|