There are 100 balls in a hat. 25 of them are red and 75 of them are black. If one ball is drawn randomly, what is the probability of drawing a black ball?

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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There are 100 balls in a hat. 25 of them are red and 75 of them are black.

If one ball is drawn randomly, what is the probability of drawing a black ball?

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