The minimum speed you need to go to travel 1 mile in 30 minutes is .5 miles per hour, or 44 feet per second. actually to travel one mile in 60 minutes (one mile per hour),you walk...well,one mile per hour.Therefore to walk the same distance in half the time,you have to double the speed,in this case,2 miles per hour.
At least 25 miles per hour for 10 miles.
Speed = distance / timeSpeed = 12 / 0.55 hoursSpeed = 21.82 mph
Well take 45min/60min(1 hour) and you get .75h then take 13mi/.75h
15.33333333333333333333mph
5 min = 1/12 of hour so 17 x 12 ie 204 mph.
120 mph
At least 25 miles per hour for 10 miles.
Speed = distance / timeSpeed = 12 / 0.55 hoursSpeed = 21.82 mph
Well take 45min/60min(1 hour) and you get .75h then take 13mi/.75h
15.33333333333333333333mph
20 mph. At that speed, in one hour you would travel 20 miles. After half an hour of traveling at that speed, you would have gone 10 miles.
250 mph
5 min = 1/12 of hour so 17 x 12 ie 204 mph.
56 mph
120 mph
6.29*60/25 = 15.096 mph
Speed = Distance / Time = 10 / ( 26/60 ) = 23.08 miles/hour. You could go faster if you wanted to rest for a little bit when you got there.