determine the length of the object shown
1.2 cm
1.3 cm
1.25 cm
1.250 cm

The correct answer is C. 1.25 cm.
If you can see, the head of the nail stops right in the middle of the 2nd and 3rd lines after 1. This means it is 1 and .2+ .05 or 1.25.
Hope this helps!