Can you solve it? Lewis Carroll for insomniacs

Todays puzzles are all penned by Lewis Carroll, the author of Alice’s Adventures in Wonderland, and appear in a delightful miscellany of his non-Alice scribblings, Lewis Carroll’s Guide for Insomniacs, curated by LC superfan Gyles Brandreth. They may be oldies, but they are goodies!

1. The Chelsea Pensioners

If 70 per cent have lost an eye, 75 per cent an ear, 80 per cent an arm, 85 per cent a leg: what percentage, at least, must have lost all four.

2. Apples appear

Dreaming of apples on a wall,

And dreaming often, dear,

I dreamed that, if I counted all

- How many would appear?

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Alex Bellos's Monday puzzle: Can you solve it? An Oxford University admissions question

Today’s puzzle concerns contestants in a fictitious game show trying to win £1m. It was also once given to a different sort of contestant competing for a different sort of prize: candidates applying to study joint philosophy degrees at Oxford university.

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Alex Bellos's Monday puzzle: Can you solve it? Intrigue at the pet hotel

Today’s brain-manglers come from Tadao Kitazawa, a prolific creator of maths and logic puzzles from Japan. Over the last two decades he has introduced many original ideas, and given new twists to established genres.

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