Miles can't be expressed in minutes. If it could, then you'd be able to figure out how many minutes high your house is, and how many miles of sleep you had last night.
With many thanks to another WA contributor who put his words to my thoughts.
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He can run 9.6 miles in 88 minutes.
1 hour = 60 minutes time = distance ÷ speed = 6 miles ÷ 55 mph = 6/55 hour = 6/55 x 60 minutes = 66/11 minutes ≈ 6.55 minutes
At 1 mile per hour it is 55 hours, at 2 miles an hour it is 27.5 hours at 5 miles an hour it is 11 hours at 55 miles an hour it is 1 hour at 60 miles an hour it is 55/60 hour or 55 minutes at 120 miles an hour it is 27.5 minutes at 550 miles an hour it is 6 minutes etc
29 minutes 27 seconds.
1 hour and 32 minutes.