If I knew what the figures looked like I could help you but since I don't. I'll just explain.
A: If 2/3 is a ratio provided then AD to JM might be 4 to 6
B: If 6/5 is a ratio provided then AD to JM might be 12 to 10
C: If 3/2 is a ratio provided then AD to JM might be 6 to 4
