Probability · Question 3 · Easy

A bag has 4 red, 5 blue and 3 green balls. One ball is drawn at random. What is the probability that it is blue?

  1. 5/12
  2. 7/12
  3. 1/3
  4. 5/7
Answer and explanation

Answer: A. 5/12

Explanation: There are 4 + 5 + 3 = 12 balls, of which 5 are blue: probability = 5/12.

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