Answer: Local Department Store: $6.5, $118.5
Across Town: $13, $102
Neighboring City: $26, $96
Explanation:
Local Department Store: 1 hr=60 min.
60/15=4
26/4=$6.5
112+6.5=$118.5
Across Town: 60/30=2
26/2=$13
89+13=$102
Neighboring City: 60/60=1
26/1=$26
70+26=$96