The total distance which he travelled around the edge of the Ferris wheel is; 10.5 ft.
The total distance he travelled around the edge of the Ferris wheel over the course of the rife is given by the length of the arc subtended over the 150° radial coverage.
Since, the diameter of the wheel is 160 ft, it follows that the radius of the wheel is; 80ft.
On this note, it follows that;
Distance = 10.5 ft.
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