SOLUTION: A company needs to deliver packages 15 different locations. If a driver selects 5 locations for delivery, how many sequences are there for the delivery locations of the driver?

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Question 1173548: A company needs to deliver packages 15 different locations. If a driver selects 5 locations for delivery, how many sequences are there for the delivery locations of the driver?
Found 2 solutions by Boreal, ikleyn:
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
it is 15C5=3003.

Answer by ikleyn(52778) About Me  (Show Source):
You can put this solution on YOUR website!
.

Since the problem asks about  SEQUENCES,  it means that the  ORDER  DOES  MATTER,

Hence,  the answer is  THIS     15*14*13*12*11 = 360360.


Solved.

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This problem is about PERMUTATIONS.


On Permutations,  see introductory lessons
    - Introduction to Permutations
    - PROOF of the formula on the number of Permutations
    - Simple and simplest problems on permutations
    - Special type permutations problems
    - Problems on Permutations with restrictions
    - OVERVIEW of lessons on Permutations and Combinations
in this site.

Also,  you have this free of charge online textbook in ALGEBRA-II in this site
    - ALGEBRA-II - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this online textbook under the topic  "Combinatorics: Combinations and permutations".


Save the link to this textbook together with its description

Free of charge online textbook in ALGEBRA-II
https://www.algebra.com/algebra/homework/complex/ALGEBRA-II-YOUR-ONLINE-TEXTBOOK.lesson

into your archive and use when it is needed.