easy · GMAT Quantitative Reasoning
Two data entry specialists are tasked with entering 450 records. Specialist A enters 40 records per hour and Specialist B enters 50 records per hour.
If they work together, how many hours will it take to complete the task?
- 10 hours
- 5 hours
- 11.25 hours
- 9 hours
- 4.5 hours
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