2. The local community hall is hired out at a rate of $20 per hour plus a fee of $60 for cleaning. (a) Write a formula relating total cost of hiring the hall to the number of hours required. Be sure...

Extracted text: 2. The local community hall is hired out at a rate of $20 per hour plus a fee of $60 for cleaning. (a) Write a formula relating total cost of hiring the hall to the number of hours required. Be sure to carefully define all variables that you use. (b) Complete the following table of values for the costs to hire the hall for the hours given Hours Required 1 2 3 4 Cost of Hall ($) (c) Plot the values from the table on a graph and draw a trend line. (d) Use your graph to determine the cost of hiring the hall for 4.5 hours. (e) If your group has only budgeted for a total of $130 for how long could they hire the hall?