1 minute 18 seconds.
59.52 mph
About three seconds.
About 102.67 feet per second. 70 miles / 1 hour = x feet / 1 second 70 miles / 3600 seconds = x feet / 1 second 369600 feet / 3600 seconds = x 102.67 = x
69/11 seconds
55 miles per hour = 4840 feet per minute. Time = Distance/Speed = 500/4840 = 0.10331 minutes.
To convert feet to miles, divide by 5280 (1 mile = 5280 feet). To convert hours to miles per hour, divide distance in miles by time in hours. Thus, to convert 30000 feet to miles per hour, first convert feet to miles (30000/5280), then divide by the number of hours to get miles per hour.
Approx 9.92 seconds.
Approx 2.84 seconds.
1,000 feet per minute is about 11.363 miles per hour.
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.
70 miles
If it take you an hour to drive 80 miles and an hour to drive 50 miles, you will not necessarily save fuel. Fuel consumption is measured by miles per gallon, not time driving. You use less fuel driving 50 miles than 80 miles.