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BrainTwister #3: Page turner

Can you solve this week’s logic puzzle? Plus our quick quiz and the answer to last week’s problem

By New Scientist

17 January 2024

3D illustration, brain shaped maze. Concept image of study and brain behavior.; Shutterstock ID 2177110871; purchase_order: -; job: -; client: -; other: -

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#3 Page turner

Set by Katie Steckles

When printing books, the page numbers are included in the corner of each page.

If a book has 24 pages, how many digits are used in printing all the page numbers?

If a book uses 183 digits in printing all the page numbers, how many pages does it contain?

If another book uses 636 digits in printing all the page numbers, how many pages does it have?

Solution next week

#2 Piles of money

Solution

With six tokens, the maximum winning total is £9 (3×3).

For 10 tokens, this total is…

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