Use the following information to answer questions 28–30.

Petsnacks produces and markets food treats and toys for pets. It currently produces 3 different flavored treats for cats and 4 different flavored treats for dogs. One of its cat toys is a spherical catnip ball with an outside diameter of 4 inches. Catnip is an herb that causes a reaction in 80% of all domestic cats. Petsnacks makes a profit of $7.50 on each catnip ball it sells.

30. Next month at a pet-food trade show, Petsnacks will exhibit 1 box of each flavor of its entire line of pet treats in a row on a shelf. By that time, the company will have added 3 different flavors of gerbil treats to its line of pet treats. Which of the following computations gives the number of additional orders in which Petsnacks will be able to arrange its treats on the shelf with the new line of gerbil treats than without the gerbil treats?

Answer and Explanation

Your Answer is

Correct Answer is J

Explanation

There are originally 7 different foods, so the arrangement is 7! , adding another 3 different food arrangements for 10! , thus adding 10! -7! , select J