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Mr. Dubey • 100.69K Points
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Q. Let D be a simple graph on 10 vertices such that there is a vertex of degree 1, a vertex of degree 2, a vertex of degree 3, a vertex of degree 4, a vertex of degree 5, a vertex of degree 6, a vertex of degree 7, a vertex of degree 8 and a vertex of degree 9. What can be the degree of the last vertex?

  • (A) 4
  • (B) 0
  • (C) 2
  • (D) 5
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