
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
12 children jointly buy a set of books, and the cost is to be shared equally among them. Since 2 of the children did not have money at the time of purchase, the remaining 10 children each paid an extra 10 yuan. How much did the set of books cost in total?

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