the area of Australia 2.95 times 10 to the sixth power...

Question

Country——    China   |France     |Australia

Population——1.3x10⁹ |6.48x10⁷ | 2.15x10⁷

 

 

the the area of Australia is 2.95 times 10⁶ square miles. What is the appropriate average number of people per square mile in australia? Round to the nearest person. 

Answer 1

(2.15x10^7)/(2.95 times 10^6 square miles)  = .73 x 10^1 = 7.3 people/1 sq mi