Please help me with this I think is a yes or no question i will give you all my points please help?

5. Yes 6. No 7. No 8. Yes 9. No 10. No

For graphs, if two points are in the same vertical line, its not a function. For the bubble chart, if an x coordinate points to more than one y coordinate, its not a function, and for just some written out coordinates, if any of the x coordinates repeat, its not a function

y/x of point b= y/x of point a

step-by-step explanation:

(i got the same question, this was the correct answer.)