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Fill 'er Up (The Full Reservoir in the UK version) is a puzzle in Professor Layton and the Last Specter.
Puzzle
- US Version
You are tasked with filling a reservoir by pumping water from a nearby lake using these four pumps.
If you filled the reservoir using only one pump at a time, pump A would take three days, pump B would take six days, pump C would take 10 days, and pump D would take 15 days.
You decide to get one extra pump to make life easier. Which pump should you buy another of in order to get the job done in exactly one day?
- UK Version
You are tasked with filling a reservoir by pumping water from a nearby lake using four pumps.
If you filled the reservoir using only one pump at a time, pump A would take three days, pump B would take six days, pump C would take ten days and pump D would take 15 days.
You decide to get an extra pump to make life easier. Which pump should you buy another of in order to get the job done in exactly one day?
Hints
Solution
Incorrect
Too bad!
- US Version
Try again.
- UK Version
Don't be put off by the numbers.
Correct
Water good job!
With another pump A, the job would be done in exactly one day.
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