
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
The math club at South High School has 90 students who will be attending a math competition workshop, where they plan to have snacks. Each student is expected to eat an average of three cookies. Nina and Tom are baking using a special recipe, which yields 20 cookies per batch. The recipe includes:

- 2 cups of flour
- 3 eggs
- 4 tablespoons of butter
- 1 cup of sugar
- 2 packages of chocolate chips

They want to bake only full batches. Additionally, they learn that there will be an additional guest speaker, and 15 more students might attend. How many batches of cookies should Nina and Tom bake?

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