
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
Margaret began collecting postcards. She collected 10 postcards on the first day and each subsequent day, she collected 12 more postcards than the previous day. If she collected postcards for 7 consecutive days, what was the average number of postcards collected per day?

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