i have a line graph with positions 1-10 in the positive direction.

if a toy car rolls from +3m to +5m, which of the following statements is true?
a. Xf=+3 m
b. Xi=+3 m
c. delta x=+3 m
d. Vavg=3 m/s

2 answers

i think the answer might be B?
please correct me if i'm wrong
Yes, a. You can't say what the average velocity Vavg is without knowing the elepsed time.