
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
A rectangular field is 200 feet wide and 300 feet long. An analysis indicates that there are, on average, five ants per square inch throughout the field. Part of the field includes a circular pond with a radius of 25 feet. Calculate the number of ants in the usable area of the field, excluding the pond.
A) 30 million
B) 35 million
C) 38 million
D) 40 million
E) 45 million

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