The Westchester Chamber of Commerce periodically sponsors public service seminars and programs. Currently, promotional plans are under way for this year's program. Advertising alternatives include television, radio, and online. Audience estimates, costs, and maximum media usage limitations are as shown: Constraint Television Radio Online Audience per advertisement 100,000 16,000 35,000 Cost per advertisement $1,500 $250 $650 Maximum media usage 10 24 14 To ensure a balanced use of advertising media, radio advertisements must not exceed 50% of the total number of advertisements authorized. In addition, television should account for at least 10% of the total number of advertisements authorized. (a) If the promotional budget is limited to $18,400, how many commercial messages should be run on each medium to maximize total audience contact? If your answer is zero entero No of commercial Advertisement Alternatives messages Television Radio Online What is the allocation of the budget among the three media? Advertisement Alternatives Budget Allocation Television Radio Online What is the total audience reached? (b) By how much would audience contact increase if an extra $100 were allocated to the promotional budget? Round your answer to the nearest wnolo number Increase in audience coverage of approximately