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.
Fastest Highway In America Opens, And Experts Say 85 MPH Limit Is Safe For Drivers. Kim LaCapria. The fastest highway in America has opened to drivers in Texas, on a stretch of road from Austin to Seguin, sporting a speed limit of 85 MPH â higher than the standard 55 MPH seen in most jurisdictions.