10 miles per hour
Divide the distance by the time: 1.5 miles / (9/60) hour = 60 x 1.5 / 9 = 90 / 9 = 10 (mph).
Chat with our AI personalities
4.44m/sec
Running one mile in nine minutes is running at 6.66 miles per hour.
The runner would be running at 6.67 miles per hour. This is answered by dividing 60 (minutes in an hour) by 9 (minutes it took for one mile). You are basically saying that the runner will run a mile every 9 minutes, so how many '9 minutes' (each mile ran) are in an hour.
A total of 29 minutes 15 seconds
You must run at a speed of exactly [ 1 mile per 13.5 minutes ].To convert that to a more familiar unit:1/13.5 (mile/minute) x (60 minute/hour) = 4 4/9 mile/hour