A toy rocket is shot vertically into the air from a launching pad 8 feet above the ground with an initial velocity of 72 feet per second. The height hin feet, of the rocket above the ground at seconds after launch is given by the function h(t) = - 16t ^ 2 + 72t + 8 8. How long will it take the rocket to reach its maximum height ? What is the maximum height? Second( s) after launch. The rocket reaches its maximum height at (Simplify your answer.)

What number line represents the solution set for the inequality -1/2 greater than or equal to 4

What is the solution to the system of equations? y=1.5-3 y=-x

Mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.