20s is correct.
20s
16s + 4s = 20s
320
about 3456
Australia.
Those coordinates are in Australia, specifically in the State of Queensland.
Dominican Republic
The city located at 36N 140E coordinates is Yokohama, Japan.
The coordinates 20S and 45E correspond to the country of Mozambique in southeastern Africa.
Mexico
USA
Helsinki is the Capitol of Finland
The FEDERAL REPUBLIC OF GERMANY
In Brazil
Mecca is in Saudi Arabia
The coordinates 40°N 140°E point to Japan.