hard · SAT Math
Water is pumped into a reservoir at a constant rate of 150 liters per minute. The reservoir holds 54,000 liters when completely full and is currently 30% full. There are 60 minutes in 1 hour.
Working at this rate, how many hours will it take to fill the reservoir to full capacity?
- 1.8
- 4.2
- 6
- 252
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