| Borders | State | % Correct |
|---|---|---|
| Nevada + New Mexico | Arizona | 95%
|
| Nebraska + New Mexico | Colorado | 82%
|
| New Hampshire + New York | Massachusetts | 82%
|
| New Jersey + New York | Pennsylvania | 82%
|
| Nevada + New Mexico | Utah | 82%
|
| Nebraska + North Dakota | South Dakota | 68%
|
| New Hampshire + New York | Vermont | 68%
|