If four workers can complete a job in 8 hours, the same job can be completed by six workers in ______?
- 5 hours 50 minutes
- 4 hours 50 minutes
- 5 hours 20 minutes
- None of these
Explanation
Step 1: Calculate the total work hours for four workers
Total work hours = 4 workers × 8 hours = 32 worker-hours
Step 2: Calculate the time required for six workers
Time = Total work hours / Number of workers
= 32 worker-hours / 6 workers
= 5.33 hours
= 5 hours 20 minutes
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