Chapter $7$ Introduction to Linear Programming

model. EML estimates that the response rate for the current customer market is $25\%$ and the response rate for the new customer market is $20\%.$ For the customers who test drive the new model, the sales rate is the percentage of individuals who make a purchase. Mar. keting research studies indicate that the sales rate is $12\%$ for the current customer market and $20\%$ for the new customer market. The cost for each promotion, excluding the test drive costs, is $$4$ for each promotion sent to the current customer market and $$6$ for each promotion sent to the new customer market. Management also specified that a minimum of $30,000$ current custoners should test drive the new model and a minimum of $10,000$ new customers shoding test drive the new model. In addition, the number of current cus. ers who text drive the nence, If the marketing budget, excluding test drive costs, is maximize satab $=$xics?