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Cost Efficiency Ratio
A easy SQL interview practice problem on DataDriven. Write and execute real sql code with instant grading.
- Domain
- SQL
- Difficulty
- easy
- Seniority
- junior
Problem
The FinOps team is evaluating per-record cost efficiency for EC2. For the 'EC2' service, what is the ratio of total spend to the number of billing records?
Practice This Problem
Solve this SQL problem with real code execution. DataDriven runs your SQL queries against a live PostgreSQL database and grades it instantly.