A free service for South African school students struggling with mathematics.
Give more than you can afford. Take less than you need. Leave every situation better than you found it.
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Questions from students
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Investments over multiple time intervals
Read more: Investments over multiple time intervalsHow to work with investments that are split over several time intervals.
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Regular polygons
Read more: Regular polygonsTwo questions that demonstrate the properties of regular polygons. They also demonstrate the need to…
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Permutations
Read more: PermutationsAn explanation of what permutations are, and how to calculate the number of choices in…
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Permutations from repetitions
Read more: Permutations from repetitionsHow to calculate permutations when selecting from choices that contain groups of repetitions.
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