I really need help with 2. abc

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

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i