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6 August, 21:06

A set of cards contains the numbers 1 through 20. Mathieu chooses a card at random, records the number of the card, and then returns the card to the set. He conducts 200 trials of this event. Based on the theoretical probability, how many times can Mathieu expect to choose a multiple of 5?

+5
Answers (2)
  1. 6 August, 23:49
    0
    15,10,15 and 20 are multiples of 5 so 4/20 chance which is 20%. 20% of 200 is 40. the answer is 40
  2. 7 August, 00:31
    0
    The answer is 40 i just had the test
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Home » Mathematics » A set of cards contains the numbers 1 through 20. Mathieu chooses a card at random, records the number of the card, and then returns the card to the set. He conducts 200 trials of this event.
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