
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
When a granary is opened to receive grain, a person brings 1534 stones of grain, among which there are grains mixed in. When a handful of grain is taken out, a total of 254 grains are counted, with 28 of them being mixed grains. Determine the approximate amount of mixed grains in this batch of grain.

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