← | 006 - The Mailbox Panels | 007 - Mopping Up | 008 - Mirror Ballroom | → |
Mopping Up is a puzzle in Professor Layton and the Last Specter.
Puzzle
- US Version
These poor-quality mops take two days to dry after they've been used, and the handle completely breaks after just three uses!
What is the minimum number of mops that you would need to clean every day for a 30-day month?
- UK Version
The quality of these mops is so poor, they take two days to dry after the day they were used. And they break after just three uses.
What is the minimum number of mops that you would need to clean every day for a month of 30 days?
Hints
Solution
Incorrect
Too bad!
- US Version
Try to be as economic with your mops as possible.
- UK Version
Make sure you think economically and don't waste any mops.
Correct
You mopped this puzzle up!
- US Version
You would need 10 mops. The trick is to use your fourth mop frugally! Three mops are used up every nine days. The fourth mop can be used once on the 10th day. Follow the same pattern for the next 10 days, using the fourth mop again once. By the 30th day, you will have used only 10 mops.
- UK Version
You would need ten mops. The trick is to use your fourth mop frugally! Three mops are used up every nine days. The fourth mop can be used once on the 10th day. Follow the same pattern for the next ten days, using the fourth mop again once. By the 30th day, you will have used only ten mops.
There are a few other mop distributions that work. Perhaps you found one of these alternative solutions.
Trivia
In the UK version, the text "10th mop on these days" on the answer screen was fixed to "4th mop on these days".
Professor Layton and the Last Specter | Puzzles in||
---|---|---|
Normal |
| |
Weekly | See here for weekly puzzles. | |
Puzzle Index: CV · DB · UF · LS · MM · AL · VS |