Problem:

 

John needs to go from Smalltown to Bigtown, as represented in the figure below. If he wants to go the shortest route, should he go past the church, the school, the store, or both the church and school?

 

The numbers in the figure below indicate the distance (in miles) from each spot.

 

 

                        

 

 

 

 

 

 

Answer:

 

He should go past the church and school because the distance would be the shortest—10 miles.