A model rocket is launched from the top of an observation tower that is 75 feet high. The height of the rocket, h(t), is determined by the function h(t) = −16t2 + 48t + 75 where t is the number of seconds elapsed since the rocket was launched. When does the rocket land on the ground? Round to the nearest hundredth.

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?