Mathematics: Trey has answered 15 emails. this is the 20% of emails he must answer how many emails does he need to answer

Trey has answered 15 emails. this is the 20% of emails

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pr47723

11.03.2022

let's say "x" is the total amount of emails, and therefore, "x" is the 100%, and we know that 15 is the 20%, so

$\bf \begin{array}{ccll} amount&\%\\ \cline{1-2} x&100\\ 15&20 \end{array}\implies \cfrac{x}{15}=\cfrac{100}{20}\implies \cfrac{x}{15}=5\implies x=75$

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Ответ:

andy6128

18.05.2020

Mathematics

Step-by-step explanation:

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Trey has answered 15 emails. this is the 20% of emails he must answer how many emails does he need to answer

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