There are 53 cars who are scheduled to travel on a ferry that can hold 75 cars. Each section of the ferry will hold 15 cars before the next section is parked. How many cars will be parked in the last section ?

The answer is 8 I just need to know how to do it.

Amodel rocket is launched from a roof into a large field. the path of the rocket can be modeled by the equation y = -0.04x^2 + 8.6x + 4.8, where x is the horizontal distance, in meters, from the starting point on the roof and y is the height, in meters, of the rocket above the ground. how far horizontally from its starting point will the rocket land? a. 0.56 m b. 215.56 m c. 431.11 m d. 215.74 m