
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 Lorri took a $240 \mathrm{~km}$ trip to Waterloo, her average speed was $120 \mathrm{~km} / \mathrm{h}$ on the way there, and her average speed was $80 \mathrm{~km} / \mathrm{h}$ on the way back, calculate her average speed, in $\mathrm{km} / \mathrm{h}$, for the entire round-trip.

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