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10-01-2018
Mathematics

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Sophie going to have 128 word in three minutes how many minutes will it take her to type 576 words

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10-01-2018

[tex]\bf \begin{array}{ccll} words&minutes\\ \text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\ 128&3\\ 576&m \end{array}\implies \cfrac{128}{576}=\cfrac{3}{m}\implies m=\cfrac{576\cdot 3}{128}[/tex]

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