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  1. Y

    pigeon hole question

    aahhhhh thank you thank you!!!!!
  2. Y

    pigeon hole question

    why 7 though?
  3. Y

    pigeon hole question

    A die is thrown repeatedly. What is the smallest number of times the die must be thrown to ensure at least one number turns up twice?
  4. Y

    another perms and combs qs srry.

    Letters A E I PQR. Find probability that A is opposite R.
  5. Y

    sorry again, really bad at this topic.

    also sir you have got the correct answer.
  6. Y

    sorry again, really bad at this topic.

    Thanks so much, really appreciate all of this help
  7. Y

    sorry again, really bad at this topic.

    Thank you so much, i cannot covey how grateful i am for this.
  8. Y

    sorry again, really bad at this topic.

    four boys and four girls are arranged in a circle. in how many ways can they be arranged if two particular boys do not wish to sit next to each other
  9. Y

    sorry another perms and combs question. probably more to come lmao.

    four boys and four girls are arranged in a circle. in how many ways can they be arranged if a particular boy and girl wish to sit next to each other.
  10. Y

    Perms and coms question help plssss.

    Thank you! Really appreciate it!
  11. Y

    Perms and coms question help plssss.

    thank you very much, i suck at this topic.
  12. Y

    Perms and coms question help plssss.

    Thanks so much i really struggle with this topic.
  13. Y

    Perms and coms question help plssss.

    Four numbers are to be selected from the set of the first eight positive integers. Find how many possible combinations there are if: there are two odd numbers and two even numbers
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