Note that 6 inches is half a foot, so if its 4ft. then 1/2 of a foot goes in 8 times which means that the scale factor is 8. :)
The exact answer is 2,165.846153846154
Hope this helpssss :)
12 = 12/1 = 24/2, 24/2+1/2=25/2 so 25/2, and it's in simplest form because 2 can't go into 25
For an exponential distribution, the standard deviation is equal to the mean.
(a) the standard deviation is 4 miles.
The slope is 3/1. (Rise over run, rise 3 run 1)