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  1. M

    Maths paper 4 discusssion

    I believe the second last question was 2^(n-1)
  2. M

    Challenging math questions paper 42

    It's funny how you ask what variant we're talkig about when the topic subject clearly states paper 42 LCM(lowest common MULTIPLE)- 240 HCF(highest common FACTOR)- 12
  3. M

    Maths paper 4 discusssion

    I think it was relatively easy compared to past Paper 4s I've done. Last question was a pain... but it's just deriving simultaneous equations out from info given :) Overall, quite good.
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