
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 the probabilities of a contestant hitting the 10-ring, 9-ring, 8-ring, and 7-ring as 0.15, 0.35, 0.2, and 0.1, respectively, calculate the probability that this contestant scores no more than 7 in a single shot.

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