A ball is thrown, and the height (in meters) as a function of time (in seconds) is h = -5t2 + 20t + 2.

For how many seconds was the height of the ball at least 17 meters?

How long was the ball in the air?

In the film, zeke the zombie slayer versus the zombies from space, zeke slayed 140 zombies. in the sequel, zeke the zombie slayer versus the zombies from space, part 2, he slayed 5% more zombies. how many zombies were slain by zeke in the sequel?

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Cameron indoor stadium at duke university is one of the most revered sites in all of college basketball, as well as in all of sports period. duke’s men’s and women’s basketball programs have attained quite a few wins in the building over the last seventy years. cameron indoor stadium is capable of seating 9,460 people. for each game, the amount of money that the duke blue devils’ athletic program brings in as revenue is a function of the number of people in attendance. if each ticket costs $45.50, find the domain and range of this function.