Depends what it's ruled in. The usual answer in the US is inches and fractional inches.
Where is 0.71 inches on the ruler
97 inches.
97 millimeters is 3.82 inches.
3.166667 inches is 3.166667 inches, whether on a ruler or anywhere else.
228 inches, what you do is add, 97+97+17+17
97 millimeters = 3.82 inches.
97 inches=246.38 centimeters
97 inches = 2,463.8 millimeters.
The USA still measures in inches. Scroll down to related links and look at "Comparing Inches and Centimeters".
Depends on the length of the ruler A 6 inch ruler would show 6 whole inches A 12 inch ruler would show 12 whole inches.
There are 12 inches in one foot. Therefore, 97 inches is equal to 97/12 = 8.083 recurring (that is, 8.083333...) feet.