Of 1400 students at Brown High School, 800 attended the first school dance of the year. Only 500 attended the next dance, and 300 attended both dances. A student is randomly selected. What is the probability that the student attended the first dance or the second dance? Make sure to round your answer to the nearest hundredth.
Of 1400 students at Brown High School, 800 attended the first school dance of the year. Only 500 attended the next dance, and 300 attended both dances. A student is randomly selected. What is the probability that the student attended the first dance or the second dance? Make sure to round your answer to the nearest hundredth.
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 50E: Medicine Out of a group of 9 patients treated with a new drug, 4 suffered a relapse. Find the...
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