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Type the correct answer in each box. Use numerals instead of words for numbers. If necessary, use / for the fraction bar(s).

The amount of time it takes a water pump to empty a tank varles directly as the capacity of the tank. If it takes a water pump 2.5 hours to empty
a tank containing 60,000 gallons of water, how long does it take the same pump to empty a tank containing 108,000 gallons of water?

It will take {BLANK} hours to empty the second tank.