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UKMT Senior Maths challenge 2017 Questions 1-10
For the video on divisibility tests and rules of factors click on the following link https://www.youtube.com/watch?v=NKIDMtI1NuY&t=24s
There will be lots more videos in the run up to the 2018 senior maths challenge, along with Questions 11-20 and 21-25 of the 2017 paper coming soon.
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