How large in square meters is the land area of australia (2941526 mi 2)?

2941526 mi^2
 The first thing you should know to solve this problem is the following conversion:
 1mi = 1609.34m
 Applying the conversion we have:
 2941526 * (1609.34 / 1) ^ 2 = 7.61848E + 12 m ^ 2
  
 The land area of Australia in square meters is:
 7.61848E + 12 m ^ 2

Answers4.) -1/205.) -1/406.) -55/127.) -3/4