I got the same question and Im pretty sure its d. 20
Answer:
i think it is 5 in not sure hope this had helped
Step-by-step explanation:
If an items weight is 0 it would be like a peice of paper or cotten ball. when a cotten ball is weighed it does not affect anything. as when a peice of paper is wieghed it moves its meater 1 inch.
Use H. 30 but just to let you know the x axis is along the bottom and the y is up and down. in order to pick a scale you need to fit all of the data points into the graph