Me on this question! 9th grade math

So the rate of change of the graph given is 2/3 you can figure that out by taking the points and doing 0-(-2)/3-0 and you end up with 2/3. So using y=mx+b where m is the slope or rate of change we just need to look for the ones that are greater than 2/3. So a,b, and e.

Answer for 2: his profit would be $2.88 explanation: you have to first multiply 72 and 0.12 together to get $8.64 once you do that you know how much money the shopkeeper made from selling the candy bars individually. so you have to do 8.64-5.76=2.88 hope that ; )answer for 3: yeah i’m sorry i have no idea what number 3 is. i’m sorry i couldn’t with that.