Question 1
If a graph has 7 vertices and M is the number of vertices of odd degree, then M cannot be
◦ 3.
◦ 0.
◦ 4.
◦ 7.
◦ none of these
Question 2
If a graph has 5 vertices and M is the number of vertices of odd degree, then M cannot be
◦ 4.
◦ 2.
◦ 3.
◦ 0.
◦ none of these