Coverage of Central School in Shangrangtang Town

Hello, I'd like to ask how big is the area of Rangtang Township Central School? Shangrangtang Township Central School covers an area of 16 mu. Because Shangrangtang Township Central School covers an area of 16 mu with a building area of 16 square meters, the school has 15 classes with 460 students. There are 75 teachers. Therefore, Shangrangtang Township Central School covers an area of 16 mu.