I know I got the last one wrong, so I will hopefully get this one right
I am not that great with Proportional and Not Proportional, but
1. Y is 0.5 times x
2. Y is 1.5 times x
We need to see the figure to answer the question
Yes, yes it is; well done.
Answer:
2 rational number because it's negative it can't be natural and cuz it's fraction it can't be whole nor integers