Time = Distance/Speed = 0.25/15 hours = 1/60 hours = 1 minute.
About 1/20 hour or 3 minutes.
The length would be close to a quarter mile long, roughly.
At 20 mph how long would it take to drive one mile?
Between: "quarter (1/4) mile"
That would depend on what you were driving in.
The Kentucky Derby is a mile and a quarter long. I believe it was originally a bit longer - a mile and a half(?)A mile and a quarter.
it takes a veyron 6 seconds to go a quarter mile
Would depend on how fast you where travelling.
It is 440 yards
A mile and a quarter
One mile at 60mph would take just one minute.
There are 5280 feet in a mile, so a quarter mile would be 1320 feet.