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\Huge{Dimensional Analysis}\\
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\begin{enumerate}
\item Given 1 foot (ft) is about 30.5 centimeters (cm):
\begin{enumerate}
\item convert 5 ft and 4 inches into cm
\vspace{.75in}
\item convert 1 meter and 25cm into ft
\vspace{.75in}
\item convert 2 cubic feet into cm$^3$
\vspace{1.3in}
\end{enumerate}

\item If a raindrop's mass is 65mg on average and 5.1$\times 10^5$ raindrops fall on a lawn every minute, what mass in (kg) of rain falls on the lawn in 1 hour and 15 minutes?  

\newpage
\begin{center}

\Huge{Variation}\\
\end{center}

\item Suppose $y$ varies directly as $x$.  If $y=6$ when $x=30$, find $y$ when $x=120$.

\vspace{1.5in}

\item The intensity (I) of light varies inversely as the square of the distance (d) from the light source.  
\begin{enumerate}
\item If $I=4$ when $d=3$, what is $d$ when $I=7$?
\vspace{1.5in}
\item If a person doubles her/his distance from a lamp, what happens to the intensity of the light at her new location? 
\vspace{1.5in}
\end{enumerate}

 \end{enumerate}






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