Nine is fifteen percent of what number?

Thomas Parikka asked Nov 8, 2023

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17 votes

Thomas Parikka asked Nov 8, 2023

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9 votes

We have:

Let x = unknown number

15% by x = 9 or

$(15)/(100)\cdot x=9$

And solve for x:

$\begin{gathered} 100\cdot(15)/(100)\cdot x=9\cdot100 \\ 15x=900 \\ (15x)/(15)=(900)/(15) \\ x=60 \end{gathered}$

Answer: the number is 60

Anton Trunov answered Nov 12, 2023

3.4k points

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