Wiki User
∙ 11y ago160.9344 kilometers per hour
Wiki User
∙ 11y ago5 hours.
To travel 145 miles in 3.5 hours requires an average speed of 145/3.5 mph. The distance traveled at this speed for 5 hours would be approximately 207 miles (5 x 145/3.5 miles).
If you travel 550 miles in 8.5 hours.... the average speed is 64.70588 mph
@ 60 MPH average, about 21.5 hr
60 mph
You will need to travel at an average of 25 miles ÷ 2 hours = 121/2 mph.
5 hours.
To travel 145 miles in 3.5 hours requires an average speed of 145/3.5 mph. The distance traveled at this speed for 5 hours would be approximately 207 miles (5 x 145/3.5 miles).
The number of hours it will take to travel 308 miles is(308)/(your average speed, in miles per hour)
Time(miles) = 2
At an average 50 miles an hour, it would take 40 hours.
The average speed is 62.5 miles per hour(mph)
Approx 11.5 hours on the average
About 9 hours if the average speed is 55.
If you travel 550 miles in 8.5 hours.... the average speed is 64.70588 mph
There are no "hours" in any distance. If the question is really "How long would it take to travel 721 miles?" then the answer depends on the average speed, which depends on the mode of travel.
The average speed is 0.0069 miles per second.