An automobile manufacturing company has a $1,500,000 advertising budget. To increase its auto-mobile sales, the company is considering advertising in newspapers and on television. The more the company uses a particular medium, the less effective each additional ad is. The file P04_96.xlsxlists the number of new customers reached by each ad. Each newspaper ad costs $1000, and each television ad costs $10,000. At most, 30 newspaper ads and 15 television ads can be placed. How can the company maximize the number of new customers created by advertising?