Showing 1 - 6 of 6 results Crack the code and win £200 of Amazon vouchers to spend on high-tech. This competition closed on 30 September 2012. Watch out for the next brainbuster. Please note: this competition is now CLOSED. (Work out the missing number X.) Watch out for the next brainbuster! Please note: this competition is now CLOSED. At Camford University students study a range of subjects - work out what proportion study all subjects. Please note: this competition is now CLOSED. Our partners the MathWorks have evaluated the entries and the winner has been announced. Are you up to the 2011 ecm programming challenge, held jointly with MathWorks? Please note: this competition is now CLOSED. In how many different ways can the numbers 1 to 6 on a die (cube) be marked? As usual, the numbers on opposite faces must add to 7. Please note: this competition is now CLOSED. There are a number of square rooms with corridors on the ouside and between them. brainbusters
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Every corridor is 10m in length. An engineer starts at point A and wants to walk down every corridor. What is the shortest continuous path that they can take?

