91¶¶Òõ

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91¶¶Òõ

Last updated

22 February 2018

pdf, 274.97 KB
pdf, 274.97 KB
pdf, 905.49 KB
pdf, 905.49 KB
A selection of questions (with full solutions) each asking 'how many ways' can something happen.

Begins with simple problems that are small enough that they can be done without any special technique, then problems that require the 'multiplication principle' then on to permutations and combinations.
Creative Commons "Sharealike"

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