About 5,000 so B because If you multiply $10.99 by 873 you will get 9,594 then split it in half which is 52% of the profit you will then get 5,252 then round and you get 5,000 hope this helps
Number two is quadrant 3 if you look up quadrants on a graph it will show you where each quadrant is. You can use this website symbolab for number 3. You can use Desmosgraphing for number 4
