A bag of the same size small balls contains 6 blue balls, 5 red balls, 5 yellow balls, and 4 green balls. what is the probability of selecting a blue or green ball on the first draw? a) 1/10 b) 1/2 c) 2/5 d) 9/20

A bag of the same size small balls contains 6 blue balls, 5 red balls, 5 yellow balls, and 4 green balls. what is the probability of selecting a blue or green ball on the first draw? a) 1/10 b) 1/2 c) 2/5 d) 9/20

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 bag of the same size small balls contains 6 blue balls, 5 red balls, 5 yellow balls, and 4 green balls. what is the probability of selecting a blue or green ball on the first draw?

a) 1/10

b) 1/2

c) 2/5

d) 9/20

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