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28 August, 17:32

If 15 is the fifth number in a series of five consecutive odd numbers, what is the third number in the series?

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  1. 28 August, 20:03
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    The five numbers can be represented by (2n+1), (2n+3), (2n+5), (2n+7), and (2n+9), where n is an integer.

    2n+9 = 15

    n = 3

    The third number is 2n+5 = 11
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