
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
Tenth-grade students of a secondary school in the city of Kirov were asked which newspapers they read regularly. It was found that:
- 60% of the students read the "Komsomolskaya Pravda" newspaper,
- 50% read "Komsomolskoye Plemyo",
- 50% read "Kirovskaya Pravda",
- 30% read both "Komsomolskaya Pravda" and "Komsomolskoye Plemyo",
- 20% read both "Komsomolskoye Plemyo" and "Kirovskaya Pravda",
- 30% read both "Komsomolskaya Pravda" and "Kirovskaya Pravda",
- 10% read all three newspapers.

What percentage of students in this class regularly read only one newspaper? Only two newspapers? Read newspapers irregularly?

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