Henry Ernest Dudeney/Modern Puzzles/210 - A Famous Paradox/Solution

by : $210$

 * A Famous Paradox

Solution
Obviously. Du-uh.

Proof
The part of the wheel that is in contact with the ground moves at the same speed relative to the ground that the ground does.

The conclusion follows in all its bletheringly obvious glory.

How this can be considered "paradoxical" completely confounds me.