If two individuals are randomly selected from those filing tax returns during this period, what is the probability that both of their tax returns were prepared by H&R Block? What is the probability that neither return was prepared by H&R Block? What is the probability that only one return was prepared by H&R Block?

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.8: Probabilities Of Disjoint And Overlapping Events
Problem 2C
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  1. Through April 30 of the 2009 filing season, 15.8% of all individual US tax returns were prepared by H&R Block.
    1. If two individuals are randomly selected from those filing tax returns during this period, what is the probability that both of their tax returns were prepared by H&R Block?
    2. What is the probability that neither return was prepared by H&R Block?
    3. What is the probability that only one return was prepared by H&R Block?
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