Answer:
9 cows and 25 chicken
Step-by-step explanation:
First two lines
w + k = 34 1
4w + 2k = 86 2
The answer is B. 10 vertices because it all depends on the edges. You have to subtract the edges by faces/vertices to get your faces/vertices so 20-12 is 10 so you are correct
Answer:

Step-by-step explanation:

They are a part of 2 dozen
I think it is the first one: Different bar widths.