Mathematics · Time and Work
Two inlet pipes can fill a tank alone in 20 hours and 24 hours respectively, and an outlet pipe alone can empty 20 gallons of water per hour. All three pipes working together can fill the empty tank in 40 hours. What is the capacity of the tank?
- 1480 gallons
- 2600 gallons✓
- 3300 gallons
- 4450 gallons
Correct answer
600 gallons
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