I'd say the answer to the first question is D) 0 to 4 with intervals of 0.2.
Because, you can't just have 1 to 4, as some of the numbers are less than 1. Of course you can't have 2 to 5 either. And intervals of 2 would be too messy.
For the second question:
I believe the answer is A. Because it's obvious that there IS one outlier, and it looks like there are two clusters.
So, the answers are: A) and D).
Answer:
Check this explaination below
Step-by-step explanation:
Check the attached picture
Answer:
The triangles are not congruent.
Answer:
The answer is 5300 units.
Step-by-step explanation:
The equation will be exactly lie below if the price is 5$:

Roots of the parabol will be:

In fact that there will be no negative production, The consumer surplus will be 5300 units