8) Gianna is going to throw a ball from the top floor of her school. When she throws the ball from 96 feet above the ground, the function h(t) = –16t2 + 160 +96 models the height, h, of
the ball above the ground as a function of time, t. (part b on the next page)
a) When will the ball hit the ground? Write your answer in complete sentence and make sure
to write the units. (5 points)

Jason went to an arcade to play video games. he paid $2 for every 11 tokens he bought. he spent a total of $16 on tokens. which equation can be used to determine,t, the number lf tokens jason bought

Abucket of paint has spilled on a tile floor. the paint flow can be expressed with the function p(t) = 6(t), where t represents time in minutes and p represents how far the paint is spreading. the flowing paint is creating a circular pattern on the tile. the area of the pattern can be expressed as a(p) = 3.14(p)^2 part a: find the area of the circle of spilled paint as a function of time, or a[p(t)]. show your work. part b: how large is the area of spilled paint after 8 minutes? you may use 3.14 to approximate pi in this problem.

Atown has a population of 17000 and grows at 2.5% every year. to the nearest year, how long will it be until the population will reach 19600?