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2017 AMC 10B Question 9

AMC10 · 2017 AMC 10B

Question 9

A radio program has a quiz consisting of $3$ multiple-choice questions, each with $3$ choices. A contestant wins if he or she gets $2$ or more of the questions right. The contestant answers randomly to each question. What is the probability of winning?
  1. $\dfrac{1}{27} $
  2. $\dfrac{1}{9} $
  3. $\dfrac{2}{9} $
  4. $\dfrac{7}{27} $
  5. $\dfrac{1}{2} $