
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
John's history test consisted of 90 questions: 20 on ancient history, 40 on modern history, and 30 on contemporary history. He answered 50% of the ancient, 25% of the modern, and 70% of the contemporary history questions correctly. He did not pass the test because he got fewer than 55% of the problems right. How many more questions would he have needed to answer correctly to earn a 55% passing grade?

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