4.57 hours
11 hours 30 minutes.
2.814 hours (rounded)
1hr 25mins
27 minutes.
1 and half hours
http://www.wolframalpha.com/input/?i=200+miles+at+70mph
2 hours 1 minute
1 hour 20 minutes.
21 hours, 25 minutes, 42.86 seconds
7 hours 8 minutes.
4 hours 28 minutes.