HW4 DID Cam TavankUT Due: Monday, April 1, 11:59 pm Instructions: For problems 1-3, write your answers on paper, take pictures, and submit them on Blackboard. For problems 4-6, create an Excel workbook with the following name format: Your Name-HW4. Put your answers for each problem in a different worksheet and name the worksheets with problem numbers. Submit your answers on Blackboard. 1) A brand manager for ColPal Products must determine how much time to allocate between radio and television advertising during the next month. Market research has provided estimates of the audience exposure for each minute of advertising in each medium, which it would like to maximize. Costs per minute of advertising are also known, and the manager has a limited budget of $25000. The manager has decided that because television ads have been found to be much more effective than radio ads, at least 75% of the time would be allocated to television. Suppose that we have the following data: Type of Ad Radio TV Exposure/Minute Cost/Minute 350 800 $400 $2,000 tab caps lock shift fn a. Identify the decision variables, objective function, and constraints in simple verbal expressions. b. Mathematically formulate a linear optimization model.