Answer :
Answer:
- $14
Step-by-step explanation:
The difference of sales between the first and the second days is the cost of 85 tickets:
- 2310 - 1120 = 1190
Cost of a ticket:
- 1190/85 = 14
Find the slope of these two points that's the cost
- (0,1120)
- (85,2310)
Slope
- m=2320-1120/85-0
- m=14