The Biggs Department Store chain has hired an advertising firm to determine the types and  amount of advertising it should invest in for its stores. The three types of advertising available  are television and radio commercials and newspaper ads. The retail chain desires to know the  number of each type of advertisement it should purchase in order to maximize exposure. It is  estimated that each ad or commercial will reach the following potential audience and cost the  following amount:  Exposure (people/ad or commercial) Cost Television commercial  Radio commercial  Newspaper ad  20,000 12,000 9,000 K15,000 K6,000 K4,000 The company must consider the following resource constraints:  1. The budget limit for advertising is K100,000.  2. The television station has time available for 4 commercials.  3. The radio station has time available for 10 commercials.  4. The newspaper has space available for 7 ads.  5. The advertising agency has time and staff available for producing no more than a total of  15 commercials and/or ads. Formulate a linear programming model for this problem.

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter4: Linear Programming Models
Section: Chapter Questions
Problem 93P
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The Biggs Department Store chain has hired an advertising firm to determine the types and 
amount of advertising it should invest in for its stores. The three types of advertising available 
are television and radio commercials and newspaper ads. The retail chain desires to know the 
number of each type of advertisement it should purchase in order to maximize exposure. It is 
estimated that each ad or commercial will reach the following potential audience and cost the 
following amount: 
Exposure
(people/ad or commercial)
Cost
Television commercial 
Radio commercial 
Newspaper ad 
20,000
12,000
9,000
K15,000
K6,000
K4,000
The company must consider the following resource constraints: 
1. The budget limit for advertising is K100,000. 
2. The television station has time available for 4 commercials. 
3. The radio station has time available for 10 commercials. 
4. The newspaper has space available for 7 ads. 
5. The advertising agency has time and staff available for producing no more than a total of 
15 commercials and/or ads.
Formulate a linear programming model for this problem. 

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