
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
Xiao Ming's family paid 33.6 yuan for water in June, with a charge of 1.6 yuan per cubic meter for the first 15 cubic meters and 2.4 yuan per cubic meter for any excess, and the total amount paid was 33.6 yuan, determine the amount of water used in cubic meters.

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