878 feet wide
Driving in the proper lane. In the United States this means driving in the lane that is on the right (---->) side of the road from the driver's perspective.
For a lane width of 3,4 m the area is 32 047 ft2.
9-10 feet
Maintain your proper lane of travel.
Outside of city limits, the left lane is a passing lane only.
That depends on which side of the road you are driving. Some countries drive on the opposite side of the road to the country in which you live and as you have not made it clear which country you live in we can not answer your question.
The speed limit in the fast lane is the same as the speed limit for the road or highway you are driving on.
In South Africa, they drive on the left-hand side of the road.
75 feet
The right one (Slow Lane)... The left is for Passing
I return to the right lane after I see all of the car I passed in my rear veiw mirror.
Lanes are usually about 11-12 feet wide, so a road with two lanes (one lane going in each direction) would be between 22 and 24 feet wide. A road with two lanes in each direction would be between 44 and 48 feet wide.