
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
John and Mary bought identical boxes of stationery. John used his to write 2-sheet letters and Mary used hers to write 5-sheet letters. John used all the envelopes and had 60 sheets of paper left, while Mary used all of the sheets of paper and had 60 envelopes left. Calculate the number of sheets of paper in each box.

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