15. A rug manufacturer has decided to use five co rug, only four spindles can be used. In advertising, the rug manufacturer wants to indicate the number of different color groupings for sale. How many color groupings using the five colors taken four at a time are there? (This assumes that four different oolors will go into each rug-in other words, there are no repetitions of color.)

15. A rug manufacturer has decided to use five co rug, only four spindles can be used. In advertising, the rug manufacturer wants to indicate the number of different color groupings for sale. How many color groupings using the five colors taken four at a time are there? (This assumes that four different oolors will go into each rug-in other words, there are no repetitions of color.)

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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