Answer:
6 : 1
Step-by-step explanation:
b - 3a / 9 = a /3
Cross multiply
3(b - 3a) = 9a
Expand
3b - 9a = 9a
Add 9a to both sides
3b = 9a + 9a
3b = 18a
Divide both sides by 3
b = 6a
Ratio of a : b
6 : 1
Answer:

2y^3 / x^2 - y^2
hope this helps and is right. p.s i really need brainliest :)
if my answer is wrong then I am incredibly sorry!
504+640=1144 hope this helps!
I think it is D. it translates into .875 which is .88
Answer:
B 2/3
Step-by-step explanation:
it's positive 2 over 3
up two and over three
because it's rise over run
so your answer would be the 2nd option or B
I hope this helps! have a nice day/night, blessings, xx, nm <3 :)