The matrix below represents the number of minutes four friends spend driving to each others' homes each week. A row label
represents the friend driving and a column label represents the friend being visited.
Driving Time (minutes)
Fr. 1 Fr. 2 Fr.3 Fr. 4
Fr. 1
0 0
45 5
Fr. 2
8
0
23
11
Fr.3
0
7
0
2
Fr. 4
35 21
0
0
How many minutes does friend #1 spend driving to visit friend #3?
00
5
023