Introduction & History of the Bill of Rights. The original Constitution, as proposed in 1787 in Philadelphia and as ratified by the states, contained very few individual rights guarantees, as the framers were primarily focused on establishing the machinery for an effective federal government.
There are 60 seconds in a minute and 60 minutes in an hour; 60 * 60 = 3,600 seconds in an hour. 3,600 / 45 seconds = 80. And to cross-check: 80 mph * 5,280 feet in a mile = 422,400 feet per hour / 60 = 7,040 feet per minute / 60 = 117 1/3 feet per second * 45 seconds = 5,280 feet in 45 seconds.
Average speed as you can see really depends on the distance, once you've decided this then Yih can use my rule of thumb of twice pros for a feel. Good luck! Depends, on how far you are going and how fast you are. Running a 4 minute mile is extremely fast for a human. Only about 800+ people have done it. That averages to 15 mph. Elite Marathoner's run roughly 5 minutes per mile for 26.2 miles.