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24 August, 21:15

lona read 40 books for the read a thon she read 30% historical fiction and 20% sports stories the rest were mysteries how many mysteries did lona read?

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  1. 24 August, 23:06
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    20 Mystery books

    Step-by-step explanation:

    40 x 0.3 = 12 Historical fiction books

    40 x 0.2 = 8 Sports books

    12 + 8 = 20

    40-20 = 20 Mystery books
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