Use the following information to answer questions 1 and 2 George is standing on the top of a 275 foot building He throws a ball straight up into the air The ball s initial velocity is given as 48 ft sec The height in feet of the ball after t seconds is given by h 16t2 48t 275 1 How long will it take for the ball to reach its maximum height above the ground 2 What is the maximum height that the ball reaches Use the following information to answer questions 3 5 Shelly is standing on a platform 100 feet above the ground She tosses a baseball straight up into the air The formula h 16t 64t 100 models the ball s height h above the ground t seconds after it was thrown 3 How long will it take for the ball to reach its maximum height above the ground 4 What is the maximum height that the ball reaches 5 How many seconds does it take for the ball to finally hit the ground rounded to the nearest tenth of a second Use the following information to answer questions 6 8 Les is standing on the ground He launches a model rocket straight up into the air The formula s 16t 64t models the rocket s height s above the ground t seconds after it was launched 6 How long will it take for the rocket to reach its maximum height above the ground 7 What is the maximum height that the rocket reaches 8 How many seconds does it take for the ball to finally hit the ground rounded to the nearest tenth of a second