Answer:
60 miles
Step-by-step explanation:
If 0.5 inches = 20 miles, then 1.5 inches = 0.5 inches x 3 = 20 miles x 3 = 60 miles.
f(x) = 2x^2+5x-12
I don't know if this is right, but I'm pretty sure it's B.
Answer: GH = HJ = 4.6