Based on the given latitude and longitude coordinates, the countries located are:
1. Iran is located at 30° N latitude and 60° E longitude.
2. Mexico is located at 22° N latitude and 105° W longitude.
3. South Africa is located at 30° S latitude and 30° E longitude.
4. Brazil is located at 0° latitude and 15° W longitude.
5. Colombia is located at 5° N latitude and 75° W longitude.
Therefore, the correct answers are: