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tes 4-digit decimal numbers in the range of 0000 to 9999 (all have the same chance) What is the probability that the digit sum is divisible by 5? eg. 0000 (digit sum 0), 0005 (ds 5), 9114 (ds 15)

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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Question

A function randomly generates 4-digit decimal numbers in the range of 0000 to 9999 (all have the same chance)

What is the probability that the digit sum is divisible by 5?

eg. 0000 (digit sum 0), 0005 (ds 5), 9114 (ds 15)

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