URGENT

Let f(0)=20 and f(4)=40

A. Find the equation if f(x) is linear.

B. Find the equation of the line if f(x) is exponential.

C. Use your models above to predict f(12) both linearly and exponentially.

Which number line represents the solution set for the inequality -1/2x> 24?

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

Formulate the indicated conclusion in nontechnical terms. be sure to address the original claim. the foundation chair for a hospital claims that the mean number of filled overnight beds is over 523, and she is therefore justified starting a funding campaign to add a wing to the hospital. assuming that a hypothesis test has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in nontechnical terms.