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28 April, 23:52

In Mr Tarkiainens each student chooses two of the topics listed in the chart above for their papers how many different pairs can Juiliana choose

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  1. 28 April, 23:56
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    The answer is 90 different pairs.

    So if there are 10 topics and each will get 9 pairings, so the over all pairs you will get is 90.
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