A hardware store will run an advertising campaign using radio and newspaper. Every dollar spent on radio advertising will reach 70 people in the "Gen X" market, and 70 people in the "millennials" market. Every dollar spent on newspaper advertising will reach 120 people in the "Gen X" market, and 20 people in the "millennials" market. If the store wants to reach at least 401,000 people in the "Gen X" market and 420,000 people in the "millennials" market, how much should it spend on each type of advertising to minimize the cost? Minimum amount spent on advertising (in dollars): Dollars spent on radio advertising: Dollars spent on newspaper advertising:

Suppose you have a choice of ten TV sets that can be matched with any of six DVR players and eight DVD players. How many different TV/DVR/DVD systems can you assemble?

According to the authors of a certain​ book, in a global village of 200 ​people, 27 suffer from malnutrition. How many people of the world's 6.9 billion people​ (2010 population) suffer from​ malnutrition?

A student needs eight more classes to graduate. If she has met the prerequisites for all the classes, how many possible schedules for next semester could she make if she plans to take five classes? 

The Centers for Disease Control and Prevention estimates that 0.2% of the US population died of heart disease in 2006.  A new medical treatment plan claims that it will reduce the risk of dying from heart disease by 12%.  There were approximately 311 million people in the US in 2006.  With this new treatment plan, how many people could be saved in a year if it works?     74,640     622.000     746,400     37,320,000     62,200,000

That is a lot of passwords! How many passwords would the website have if users were allowed to reuse the letters and numbers? (Enter the number of successful outcomes in each of the blanks below. Let the first six spaces represent letters and the last two spaces represent numbers)  Answer    • Answer    • Answer    • Answer    • Answer    • Answer    • Answer    • Answer    = 30,891,577,600 That is almost Answer    billion passwords!

If a company has a total of 18,000,000 shares and an investor owns 14% of the company. How many shares do they own?

If 15 TVs are pulled from an assembly line and 2 fail, how many would be expected to fail when 1,500 TVs go to market?

A group of 14 people who are members of an investment club wish to choose a president, vice-president, secretary, and treasurer. How many different ways can this be done?

A farmer knows that of every 50 eggs his chickens lay, only 45 will be marketable. If his chickens lay 1900 eggs in a week, how many of them will be marketable?