in excel and finding the variable, onjective and the constraints

BIG company can advertize on three different websites-Yahoo, MSN, and Facebook Cost and exposure of each advertisement on these sites are given below: Website Cost /ad Reach /ad 10000 Yahoo $6000 MSN $4000 Facebook $3000 5000 5000 PROBLEM 1(CONTD) BIG needs to make sure they are reaching at As many people as possible using their budget of $125,000. There are few other things BIG marketing executives need to keep in mind while planning, such as BIG needs to have at least one ad on each one of the websites. Moreover, BIG needs to reach at least 50000 people through Yahoo and MSN. In addition, BIG does not want to have more than 12 ads on Facebook