
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
To participate in the school club tour event, the public welfare club is preparing to purchase watercolor pens and signature pens for $105$ yuan. It is known that the unit prices of watercolor pens and signature pens are $5$ yuan per box and $7$ yuan per box, respectively. Therefore, the club can buy a maximum of ____ boxes of these two types of pens.

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