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Resources tagged with Sets similar to The Mean Problem:

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Broad Topics > Algebra > Sets

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Spot the Card

Stage: 4 Challenge Level: Challenge Level:1

It is possible to identify a particular card out of a pack of 15 with the use of some mathematical reasoning. What is this reasoning and can it be applied to other numbers of cards?

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Smith and Jones

Stage: 4 Challenge Level: Challenge Level:1

Mr Smith and Mr Jones are two maths teachers. By asking questions, the answers to which may be right or wrong, Mr Jones is able to find the number of the house Mr Smith lives in... Or not!