
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
Given that there are 4 Type A trucks and 8 Type B trucks available for dispatch, the transportation cost of each Type A truck is 400 yuan and can carry 20 air conditioners, and the transportation cost of each Type B truck is 300 yuan and can carry 10 air conditioners, calculate the minimum transportation expense for the company to deliver 100 newly produced variable-frequency air conditioners to Nanchang city.

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