
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 850 students preferred either spaghetti, tortellini, and two other types of pasta, 300 students preferred spaghetti and 200 students preferred tortellini, find the ratio of the number of students who preferred spaghetti to the number of students who preferred tortellini.

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