A mile is 5,280 feet so 2 miles would be 10,560 feet.
yes
There are 5280 feet in 1 mile. So there are more than 5000 feet in 1 mi. Multiply all the numbers in that sentence by five: So there are more than 25000 feet in 5 mi.
There is no unit of measurement with the name or abbreviation "mi".
no
There is no unit of measurement with the name or abbreviation "mi".
yes
Yes, it is.
yes
12 is more percise
greater by 20 feet
8500 ft / 5280 ft/mi = 1.61 mi
100 mi = 528,000 ft