
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 farmer bought 800 sheep. He sold 750 of them for the price he paid for the 800 sheep. He sold the remaining 50 sheep at the same price per head as the first 750 sheep. Calculate the percentage gain on the entire transaction.
**A)** 5.5
**B)** 6.67
**C)** 7.0
**D)** 7.5
**E)** 8.0

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