Question 752961
It will depend on the speed. 


If you are walking at a speed of 1 mph, then it will take 17/1 = 17 hours


If you are walking at a speed of 2 mph, then it will take 17/2 = 8.5 hours


If you are walking at a speed of 3 mph, then it will take 17/3 = 5.667 hours


If you are walking at a speed of 4 mph, then it will take 17/4 = 4.25 hours


etc etc