
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
The probability of a family's landline phone being answered after the first ring is 0.1, after the second ring is 0.25, and after the third ring is 0.45. What is the probability that the phone is not answered after three rings?

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