Answer: 1309.24 I used calculations and I think this is right
Step-by-step explanation:
It is the line of symmetry of a parabola and divides a parabola into two equal halves that are reflections of each other about the line of symmetry.
It intersects a parabola at its vertex.
It is a vertical line with the equation of x = -b/2a.
Use the ticket price in the first column in the formula 400-7p to get the answer for the second column (number of tickets sold)
Then multiple the number to f tickets in the second column by the price in the first to determine the revenue.
1:55 is the answer because 30+20+15=1 hour and 5 min, so you subtract that from 3:00