medium · GMAT Quant
A data warehouse bills query processing at $!0.05 per second for the first 300 seconds. If a query runs longer than 300 seconds, a high-priority queue lock fee of $!5.00 is assessed, and all execution time beyond 300 seconds is billed at $!0.10 per second.
What was the total execution time, in seconds, of a query that cost $!32.00?
- 370
- 420
- 470
- 540
- 640
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