Answer:
Melbourne to Sydney is 22 centimeters on a map and 880 kilometers in real life. The conversion of map to land is 22:880. To find the difference of how far apart they are on a map we need to make another conversion.
Explanation:
22:880 = map to real distance
Simplify conversion
1:40
1/40= x/286
Fill in Variable
1/40= 7.15/286
Hope this helped :)