How many 4-digit number can be formed out of 1,2,3,4,5,7 and 8 if:a. There is no restriction.b. Each digit can be used more than once.c. The last digit must be odd with no repetition.d. The last digit must be odd with no repetition.e. It must start with 3 or 4 with no repetition.f. It can not start with 3 with no repetition.g.It must have both odd and even digits with repetition.

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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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