Favourite puzzles - 2. The water lily

Notes from the underground

barang dot sg

Updated 2 December 2023

Favourite puzzles

41. The watermelon

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23. Every natural number can be unambiguously described in fourteen words or less

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10. The biased coin

9. All horses are of the same colour

8. The couple on the bus

7. A million dots

4. Why does a mirror?

3. The tribe that favours boys

2. The water lily

1. Matching socks

2. The water lily

Water Lily

A water lily grows in a pond, doubling its size every day.

After 24 days it has covered the whole pond.

After how many days did it cover half the pond?

Previous → 1. Matching socks

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