Looks good! You have the right answers.
However, the graph for 12 and 15 is inaccurate! Because he starts from a stop sign/stop light, the graph's speed should start from the origin!
Not to confuse you or anything, but this means the graph does not follow the description of the problem. Please let your teacher know so s/he can fix the worksheet.
Answer:350
Step-by-step explanation:700 divided by 2
Answer:
if the x and y coordinates that mean that number is the solution to whatever the question is.
Step-by-step explanation: