A pumpkin is launched from the top of a 20-foot tall platform at an initial velocity of 84 feet per second. The height, h(t), of the pumpkin at time t seconds after launch can be modeled by the equation h(t)=−16t2 +84t+20.
a. Find the maximum height reached by the pumpkin.
b. How long did it take for the pumpkin to reach the maximum height?
c. When does the pumpkin reach a height of 100 feet?

40) linda was making chocolate truffles for the first day of school. the recipe for 20 chocolate truffles is: i cup of cream 2 cups of dark chocolate she noticed this will not be enough truffles for the 42 sure that all students in each homeroom next year. to be sure that all students receive a truffle, linda must adjust her recipe. a. complete the recipe for 42 truffles cups of cream - cups of dark chocolate work: