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21 July, 09:54

Justin needs to memorize words on a vocabulary list for Spanish class. He has memorized 30 of the words, which is five-sixths of the list. How many words are on the list?

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  1. 21 July, 10:06
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    This is a proportion problem

    5/6 = 30/x

    Cross multiply and divide

    30 x 6 = 180

    180 divided by 5 is 36

    Answer is 36
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