\"\"

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The given equation is \"\".

\

\

 

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\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \
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 river varies

\
\

 temperature

\
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  water level

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 1

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 \"\"

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 11ft

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 2

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\

 \"\"

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 ?

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Above table to organize the information.

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\"\", find \"\".

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\"\"                                         (Product rule for inverse variations)

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\"\"                          (Substitute \"\")

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\"\"                                    (Multiply: \"\")

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\"\"                               (Divide each side by 110)

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\"\"                                            (Cancel common term)

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\"\"                                                   (Divide: \"\")

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Therefore, the temperature was \"\" Fahrenheit, than the level of water was 9 feet.\"\"

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The temperature was \"\" Fahrenheit, than the level of water was 9 feet.