Bethany purchased gasoline at four different gas stations. The table shows the total cost of the gasoline she purchased at each station.
Cost of Gasoline
Gas Station
Number of
Gallons
Total Cost
(dollars)
w
10
30.38
х
17
52.36
Y
16
48.48
z
19
57.95
At which gas station was the cost per gallon of gasoline the highest?