640x10, 320x20, 3200x2, 64x100, 16x400, etc.
2
8080
6400.
There are 5280 lateral feet per mile; therefore, 6400 lateral feet = 6400/5280 = 1.212 mile.
2400 divided by 30 equals 80. 2400/30 = 80
6400.
You can just do 8x8 and add 2 zeros at the end of the answer, which is 6400
6400. Using Windows calculator is a ot easier than posting the question on this site.
79% of 6400 = 79% * 6400 = 0.79 * 6400 = 5,056
6400
80% is the same as 0.80 times 8000 = 6400