Henry Ernest Dudeney/Puzzles and Curious Problems/63 - Westminster Clock/Solution

by : $63$

 * Westminster Clock

Solution
He travelled out at $08 : 23 \tfrac {71} {143}$ and returned at $04 : 41 \tfrac {137} {143}$.


 * Dudeney-Puzzles-and-Curious-Problems-63-Solution.png

Proof
See Ambiguous Times for a full analysis.