Henry Ernest Dudeney/Modern Puzzles/50 - Exploring Mount Neverest/Solution

by : $50$

 * Exploring Mount Neverest

Solution

 * $23 \tfrac 1 2$ days.

Working
If the route is a straight march across a desert, that is, without being able to start at the end and work backwards, the minimum time is $86$ days, as follows: