Approx 9.92 seconds.
That depends on the speed at which you are driving. For example, if you are driving 52.6 miles/hour, it would take an hour to drive that far. If you are driving 23.8 miles/hour, it would take two hours to drive that far.
At 87 miles per hour you would be traveling 459,360 feet per hour OR 127.6 feet per second.
To convert feet per hour to miles per hour, you need to consider that 1 mile is equal to 5280 feet. Therefore, to convert feet per hour to miles per hour, you would divide the feet per hour value by 5280. This will give you the equivalent value in miles per hour. For example, if you have a speed of 5280 feet per hour, it would be equal to 1 mile per hour.
One hour.
It would take 1 hour 19 minutes and 38 seconds to drive 73 miles at 55 miles an hour.
Exactly 100 miles
"80 miles per hour" means "at the speed of 80 miles in one hour" so it would take one hour to drive 80 miles at 80 miles per hour.
That depends how fast you drive, if your average speed was 28 miles per hour it would take one hour, if your average speed doubled to 56 miles per hour it would take just half an hour.
Answer 7.5 miles an hour should do it. 7.5 miles an hour
At 60 miles an hour, 4. At forty miles an hour, 6.
Two miles per hour.
About three seconds.