Both rectangles could be divided into 36 parts
150*5.5=825
If I'm right, the actual length of the border is 825 miles. Hope I helped!
The correct answer is 2/5 because it is the simplest form of 16/40. Hope this helps.
STEP 1) 7x+10x+12x= 232 STEP 2) 29x = 232 STEP 3) divide 232 by 29 STEP 4) x=8 STEP 5) 7 times 8 = 56, 10 times 8 = 80, 12 times 8 = 96. the highest score was a 96