Can you solve this financial accounting question with the appropriate financial analysis techniques?

I need help solving this general accounting question with the proper methodology.

Gabbana Manufacturing estimated that machine hours for the year would be 30,000 hours and overhead (all fixed) would be $150,000. Gabbana applies its overhead on the basis of machine hours. During the year, all overhead costs were exactly as planned ($150,000). There was $12,000 in over-applied overhead. How many machine-hours were worked during the period? Help

Accurate answer

Maria's net income was $1,240, and her gross income was $1,750. What was the total amount of deductions? Provide answer

What is the amount of net income during 2023?

I am looking for help with this financial accounting question using proper accounting standards.

Please explain this financial accounting problem by applying valid financial principles.

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