KaiaV780101 KaiaV780101

29-10-2022
Mathematics

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An English teacher must read and grade 25 essays. If the teacher takes 13 minutes to read and grade 5 essays, how much time will he need tograde all 25 essays?

Respuesta :

KaterinR147194 KaterinR147194

29-10-2022

We have

13 minutes ---> 5 essays

x minutes ----> 25 essays

Then:

[tex]\begin{gathered} x\times5=13\times25 \\ 5x=325 \\ \frac{5x}{5}=\frac{325}{5} \\ x=65 \end{gathered}[/tex]

Answer: he need 65 minutes

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