
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 boat has a speed of $20$ mph in still water. In a river with a current of $6$ mph, it travels a certain distance downstream and then returns the same distance upstream. The ratio of the average speed for the round trip to the speed in still water is:
**A)** $\frac{95}{100}$
**B)** $\frac{91}{100}$
**C)** $\frac{87}{100}$
**D)** $\frac{80}{100}$

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