funland6690 funland6690
  • 03-04-2021
  • Mathematics
contestada

Three balls are selected at random without replacement from an urn containing two white balls and four blue balls. Find the probability of the given event. All of the balls are blue.

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aminerassam
aminerassam aminerassam
  • 03-04-2021

Answer:

P(3 blue) = 1/5

Steps:

P(3 blue) = 2/3 × 3/5 × 1/2

P(3 blue) = 6/30

P(3 blue) = 1/5

that's 20%

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