TashaKessler3216 TashaKessler3216
  • 25-08-2017
  • Mathematics
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A money bag contains ten 5-dollar notes and thirty 10-dollar notes. If a note is randomly selected from the bag, what is the probability of a 5-dollar not being selected

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apologiabiology
apologiabiology apologiabiology
  • 25-08-2017
not a 5 dollar just means a 10 dollar

probblity=desired outcomes/total possible outcomes


desired=number of 10 dollar notes or 30

total possible=10+30 or 40


the probablity is 30/40 or 3/4 or 75% that you do not select a 5 dollar note
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