SOLUTION: The scale on a map indicates that 4cm is equivalent to 10 miles. If the distance between two cities on the map is 11cm, how far apart are the two cities?

Algebra ->  Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: The scale on a map indicates that 4cm is equivalent to 10 miles. If the distance between two cities on the map is 11cm, how far apart are the two cities?       Log On


   

Question 749015: The scale on a map indicates that 4cm is equivalent to 10 miles. If the distance between two cities on the map is 11cm, how far apart are the two cities?
Answer by Cromlix(4381) About Me  (Show Source):
You can put this solution on YOUR website!
If 4cm is equivalent to 10 miles
1 cm is equivalent to 10/4 or 5/2 miles
11 cm is equivalent to 11 x 5/2 = 55/2 or 27.5 miles