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Puzzle #230: Try to fathom the tourist-on-the-train photo problem

Can you solve this week’s arithmetical puzzle, Train of thought? Plus the answer to puzzle #229

12 July 2023

#230 Train of thought

Set by Daniel Griller

She looked like a tourist – peaceful and observant as the train moved through the outskirts of the city – with an impressive-looking camera on her lap.

“May I ask what you are taking pictures of?” I inquired.

“The landscape; one at each station,” she replied.

And yet she didn’t move when the train pulled into a platform soon afterwards. She spoke before I could form my next question: “I’m travelling from one end of the line to the other and back again. I took a picture at this station on the way out.”…

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