Please help due today A ball is thrown straight up from the top of a building 128 ft tall with an initial velocity of 80 ft per second. The height s(t) (in feet)of the ball from the ground, at time t (in seconds), is given by s(t) = 128 + 80t − 16t^2. Find the maximum height attained by the ball. ft

41/2 - 1 1/3 what is the answer as a fraction?

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain

Aparking garage charges $1.12 for the first hour and 0.50 for each additional hour. what is the maximum length of time tom can park in the garage if we wishes to play no more than $5.62