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katybugxx Group Title

In a group of 55 people, 33 are coffee drinkers and 12 are tea drinkers. Assuming that no one in this group drinks both tea and coffee, what is the probability that a person picked at random from the group does not drink tea or coffee?

  • 3 months ago
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  1. Oceans Group Title
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    18.18%

    • 2 months ago
  2. Oceans Group Title
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    since 45 people of 55 drink either tea or coffee u know 10 people dont drink either so u divide 10 by 55

    • 2 months ago
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    then multiply by 100 to get a percentage

    • 2 months ago
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