Sarah and Jennifer have just graduated from college at the University of Washington in Seattle and want to go on a road trip. They have always wanted to see the mile-high city of Denver. Their road atlas shows the driving time (in hours) between various city pairs, as shown below. What route should Sarah and Jennifer take to minimize the number of hours travelled? Seattle 3 Portland 7 10 Boise 7. Butte 1 Salt Lake City 14 5| 4 12 Billings 7 Cheyenne Grand 4 Denver Junction

Practical Management Science
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Author:WINSTON, Wayne L.
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Sarah and Jennifer have just graduated from college at the University of Washington in Seattle
and want to go on a road trip. They have always wanted to see the mile-high city of Denver.
Their road atlas shows the driving time (in hours) between various city pairs, as shown below.
What route should Sarah and Jennifer take to minimize the number of hours travelled?
Seattle
3/
Portland
7
10
Boise
7.
Butte
7
Salt Lake
City
14
5
12
Billings
7
Cheyenne
Grand 4 Denver
Junction
Transcribed Image Text:Sarah and Jennifer have just graduated from college at the University of Washington in Seattle and want to go on a road trip. They have always wanted to see the mile-high city of Denver. Their road atlas shows the driving time (in hours) between various city pairs, as shown below. What route should Sarah and Jennifer take to minimize the number of hours travelled? Seattle 3/ Portland 7 10 Boise 7. Butte 7 Salt Lake City 14 5 12 Billings 7 Cheyenne Grand 4 Denver Junction
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