The graph shows that the amount of water in a person's body varies directly with the person's mass. What is the ratio of the vertical distance to the horizontal distance on the graph between the points (15, 10) and (30, 20) ?

A. 10/15 or 2/3<<<
B. 5/10 or 1/2
C. 10/15 or 3/2
D. 5/10 or 2

3 answers

looks good
What the answer
What is the answer