What is the population of this capital and most populous city of Ghana, where Radford University College is located?
2.27 million
Title: Radford University College Ghana
Passage: The University is located on the Lagos Avenue at East Legon in Accra, Ghana.
Title: New River Valley rivalry
Passage: The New River Valley rivalry is a crosstown college sports rivalry between the Radford Highlanders of Radford University and the Virginia Tech Hokies of the Virginia Polytechnic Institute and State University.  Both universities lie within the New River Valley of the Blue Ridge Mountains, and both main campuses are separated by only 12 miles.
Title: Accra
Passage: Accra is the capital and most populous city of Ghana, with an estimated urban population of 2.27 million as of 2012 .  It is also the capital of the Greater Accra Region and of the Accra Metropolis District, with which it is conterminous.  Accra is furthermore the anchor of a larger metropolitan area, the Greater Accra Metropolitan Area (GAMA), which is inhabited by about 4 million people and is the thirteenth-largest metropolitan area in Africa.
Radford University College Ghana Accra