
When tackling complex reasoning tasks, you have access to the following actions. Use them as needed to progress through your thought process.

[ASSESS]

[ADVANCE]

[VERIFY]

[SIMPLIFY]

[SYNTHESIZE]

[PIVOT]

[OUTPUT]

You should strictly follow the format below:

[ACTION NAME]

# Your action step 1

# Your action step 2

# Your action step 3

...

Next action: [NEXT ACTION NAME]


system
In a survey done by the community library, the table below shows a partially filled record of people who prefer physical books over e-books. How many of the seniors surveyed prefer physical books?

\begin{tabular}{| l | c | r |}
\hline
& prefer physical books & prefer e-books \\
\hline
adults & 80 & \\ \hline
seniors & & 130 \\ \hline
total & 180 & 200 \\
\hline
\end{tabular}

Present the answer in LaTex format: \boxed{Your answer}
user