A rural volunteer fire department has just purchased two used fire engines tha

A rural volunteer fire department has just purchased two used fire engines that a nearbycity auctioned off. The time in minutes to travel between communities
in the service area isshown on the network in the figure below.(a) Select all possible pairs of communities in which the fire engines should be located
toensure that all communities could be reached in 30 minutes or less.(b) What additional consideration could be used to make the final site selection from
thecommunity pairs found in part (a)

Graphic is located within this link
https://learn.dcollege.net/bbcswebdav/pid-1959960-dt-content-rid-6953875_1/courses/10984.201315/HW%20%236%20%28Location%20Decision%29.pdf