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Probability

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  • The probability of sun on Thursday is 30%. What is the probability that it will not be sunny?
    70%
  • A dice is rolled. What is the probability of getting a 2?
    1/6
  • A dice is rolled. What is the probability of getting a 7?
    0
  • The probability of rain tomorrow is 2/5. What is the probability that it will NOT rain?
    3/5
  • A coin is tossed. What is the probability of getting a tail?
    1/2
  • There are 20 balls in a bag, including 7 red balls and 13 blue balls. What is the probability of picking a red ball?
    7/20
  • The probability of winning a game is 0.8. What is the probability of losing the game?
    0.2
  • In a bag, there are 5 red balls, 2 blue balls, and 3 yellow balls. What is the probability of picking a ball which is blue or yellow?
    1/2 or 50%
  • There are 30 students in a class, including 13 girls and 17 boys. What is the probability of choosing a boy?
    17/30
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