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There is a box which contains 6 pens, 4 of them black, 1 of them blue, and 1 of them red. What are the chances of picking 1 red then 1 blue without replacement.
  • the chance is 1/36
  • the chance is 1/3
  • \baditme{ the chance is 1/18 }
  • the chance is 1/30
  • the chance is 1/15
  • *****
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    Carlos Rodriguez <carlos@math.albany.edu>
    This problem was contributed by a student in Elementary Statistics. It is offered as it is with no warranty of any kind
    Last modified: Wed May 13 12:29:11 EDT 1998