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  1. #1
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    Default maths problem

    maybe little more difficult so take care.
    Again first to pm answer client and escort best of luck ukheather!

    Ann has nine coloured balls in a bag. Four of the balls are red and the rest are blue. She removes a ball at random from the bag. She then chooses a second ball.
    Calculate the probability that Ann chooses:
    1) 2 red balls?
    2) A blue followed by a red ball?

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    Nyna (20-07-11)

  3. #2
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    im more worried as to how ann ended up with a bag full of balls!!!!...lol

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    mature abby (20-07-11), Nyna (20-07-11)

  5. #3
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    Default

    22% and 28%
    Last edited by Bruno69; 20-07-11 at 18:53.
    The elephant is the ONLY mammal that can't jump

  6. #4
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    Quote Originally Posted by Bruno69 View Post
    22% and 28%
    incorrect but to give people a chance pm answers

  7. #5
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    Quote Originally Posted by mathsteacher View Post
    maybe little more difficult so take care.
    Again first to pm answer client and escort best of luck ukheather!

    Ann has nine coloured balls in a bag. Four of the balls are red and the rest are blue. She removes a ball at random from the bag. She then chooses a second ball.
    Calculate the probability that Ann chooses:
    1) 2 red balls?
    2) A blue followed by a red ball?
    Sir, Sir, Sir, Sir, quick question, does Ann replace the ball after she removes it or is it once it's out it stays out?

  8. #6
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    Quote Originally Posted by monster_monster View Post
    Sir, Sir, Sir, Sir, quick question, does Ann replace the ball after she removes it or is it once it's out it stays out?
    good question ann aint beside me at the moment!!!! so u need to read the question.
    to make things fair monster monster u can only have one go

  9. #7
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    Quote Originally Posted by mathsteacher View Post
    maybe little more difficult so take care.
    Again first to pm answer client and escort best of luck ukheather!

    Ann has nine coloured balls in a bag. Four of the balls are red and the rest are blue. She removes a ball at random from the bag. She then chooses a second ball.
    Calculate the probability that Ann chooses:
    1) 2 red balls?
    2) A blue followed by a red ball?
    Hey babe ... i dunno haha , but i know u are cool , xxxx

  10. #8
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    well done monster monster, u may be giving urself the 200 euro
    ill up the level next time was just busy all day

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    monster_monster (20-07-11)

  12. #9
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    Quote Originally Posted by mathsteacher View Post
    well done monster monster, u may be giving urself the 200 euro
    ill up the level next time was just busy all day

    Sir Sir if I bend over an show you my knickers will you tell me the answer lol

  13. #10
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    Quote Originally Posted by mature abby View Post
    Sir Sir if I bend over an show you my knickers will you tell me the answer lol
    abby u tease, u already know what happens when u do that
    and i know what u say next too!

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    mature abby (20-07-11)

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