
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
Let x be the total number of pages in the book. On the first day, the number of pages Hui read is $\frac{1}{6}x + 10$, on the second day the number of pages she read is $\frac{1}{5}\left(x - \frac{1}{6}x - 10\right) + 20$, and on the third day the number of pages she read is $\frac{1}{4}\left(x - \frac{1}{6}x - 10 - \frac{1}{5}\left(x - \frac{1}{6}x - 10\right) - 20\right) + 25$.

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