75mph means that it takes 1 hour to do 75 miles.
Therefore, we want to see how many times 75 will fit into 4555 to get the total number of hours. Hence, we will do:
4555/75 = 60.733333 hours
4555
16
going 60 miles an hour
15 minutes.
6 hours
It would take 1.5 hours.
That would depend on how fast you are going.
Well how fast are you going?
60/25 = 2.4 hours
1133 seconds
15.38461538461538 hours
About 33 minutes.