If P(A) = 0.40 , P(B) = 0.70 , and P(A and B) = 0.34 , find P(A or B). Write only a number as your answer. Round to two decimal places (for example: 0.27). Do not write as a percentage.
If P(A) = 0.40 , P(B) = 0.70 , and P(A and B) = 0.34 , find P(A or B). Write only a number as your answer. Round to two decimal places (for example: 0.27). Do not write as a percentage.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter7: Percents
Section7.3: Percents And Decimals
Problem 2E
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If P(A) = 0.40 , P(B) = 0.70 , and P(A and B) = 0.34 , find P(A or B).
Write only a number as your answer. Round to two decimal places (for example: 0.27). Do not write as a percentage.
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