Answer:

Step-by-step explanation:

Answer:
It doesn't exist
Step-by-step explanation:
The graph must follow the handshake lemma: the sum of odd vertex degrees must be an even number: 1+3+5=9
Answer:
a:500 b:547,500 c:557,500
Step-by-step explanation:
Answer:
C) 78
Step-by-step explanation:
its technically 77.5714... but rounds to 78, hope that helps