28.575mm
6/8 of an inch
30/8 = 3.75 feet = 3ft 9in
1 8
diameters as small as one-eighth inch have been seen. When the inside diameter is less than about three-fourths of an inch, intermittent difficulty with swallowing can result.
One-eighth of an inch.
One eighth plus one eighth is one fourth.
No, one eighth of an inch is 3.175mm and is therefore shorter than 5mm (there are 25.4mm to an inch).
6.687898089171975 inches rounded to the nearest one-eighth inch is 6.75
1.25 tenths of an inch.
To me, "one-inch-circle" sounds like one inch IS the diameter.
Half an inch.
One inch equals one inch.