The answer depends on what C is and since you have not bothered to share that crucial bit of information, I cannot provide a more useful answer.
12.00
Eight inches rounded to the nearest half inch is still eight inches.
235 cm rounded to the nearest hundredths of an inch is 92.52 inches.
6.687898089171975 inches rounded to the nearest one-eighth inch is 6.75
60 inches = 152.4 centimetres
It is the length of an object, where the measurement is rounded to the nearest 0.5 inches.
12.00
30 inches, rounded to the nearest inch, is 30 inches.
Five inches rounded to the nearest 16th of an inch is five inches.
9 inches
The circumference of a circle that has a diameter of 34 inches rounded to the nearest tenth is 106.8 inches.
Eight inches rounded to the nearest half inch is still eight inches.
63 inches
It is: 9 inches
235 cm rounded to the nearest hundredths of an inch is 92.52 inches.
6.687898089171975 inches rounded to the nearest one-eighth inch is 6.75
No, 1.7 inches