What is the value of this expression?
1 answer:
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There is a rumor that Daddy Warbucks is starting a new airline. He plans to serve six cities: San Francisco, Los Angeles, Dallas, Chicago, New York, and Miami. There will be direct flights between each pair of cities. How many different routes will this create?
Answer: There will be different routes.
The 15 different routes are:
1. San Francisco ------------ Los Angeles
2. San Francisco ------------ Dallas
3. San Francisco ------------ Chicago
4. San Francisco ------------ New York
5. San Francisco ------------ Miami
6. Los Angeles ------------ Dallas
7. Los Angeles ------------ Chicago
8. Los Angeles ------------ New York
9. Los Angeles ------------ Miami
10. Dallas ------------ Chicago
11. Dallas ------------ New York
12. Dallas ------------ Miami
13. Chicago ------------ New York
14. Chicago ------------ Miami
15. New York ------------ Miami