
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
In the United States, updated coin thicknesses are: penny, 1.45 mm; nickel, 2.05 mm; dime, 1.35 mm; quarter, 1.65 mm. If a stack consisting only of nickels and quarters is exactly 16.5 mm high, how many coins are in the stack?

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