The answer is B.2
You have to go up 2 and a cross 1 which would look like 2/1 and that equals 2 basically
The only thing you should do is to multiply 2/3 by 120 so you will have 2*120/3 = 80 :)))
i hope this is helpful
have a nice day
1) X=159
2) BCD=103
3) DCH=89
im pretty sure
The answer is A. 2, -2
Hope I helped!
Let me know if you need anything else!
~ Zoe