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The country located at 140°E longitude and 30°S latitude is New Zealand.
That point is one of an infinite number of points, all with different coordinates, on the continent of Australia.
It's not possible for a whole country to be located all at the same latitude/longitude. That point, along with a huge number of others at different coordinates, is in Zambia.
That touches the E SE part of Australia.
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The country located at 30°N latitude and 30°E longitude is Egypt.
The country located at 140°E longitude and 30°S latitude is New Zealand.
That point is one of an infinite number of points, all with different coordinates, on the continent of Australia.
The geographic coordinates of 0°N, 120°E correspond to the location in the country of Indonesia.
30 N 120 E ( N 30 0' 3. 744 , E 58' 58 . 6848''' ) displayed on a map
It's not possible for a whole country to be located all at the same latitude/longitude. That point, along with a huge number of others at different coordinates, is in Zambia.
That touches the E SE part of Australia.
The country located at 30°S and 138°E coordinates is Australia. It is situated in the southern hemisphere in the Oceania region.
None. That's in the middle of the Mediterranean Sea.
25 N 30 E is Qesm Al Wahat Ad Dakhlah New Valley Governorate. The country is Egypt
The country located at 40° S 140° E is Australia.