can u answer the mini questions on this page (4 in total) and follow the rule stated on the page

What is the length of the bar? What is the volume of 220 cm? the liquid delivered by the pipette? 50 100 150 200 250 The Rule: When making a 220 cm? measurement, record all certain and estimate one 100 200 uncertain digit. What is the temperature 20 in the room? What is the volume of 10 the liquid in the graduated cylinder? 20 21 7 10 S.Pasishnyk FsW 48