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when amber does her math homework, she finishes 10 problems every seven minutes. how long will it take for her to complete 35 problems?
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when amber does her math homework, she finishes 10 problems every seven minutes. how long will it take for her to complete 35 problems?

User Yoel
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\bf \begin{array}{ccll} problems&minutes\\ \text{\textemdash\textemdash\textemdash}&\text{\textemdash\textemdash\textemdash}\\ 10&7\\ 35&m \end{array}\implies \cfrac{10}{35}=\cfrac{7}{m}\implies m=\cfrac{35\cdot 7}{10}
User Alessandro Rota
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