A survey of 71 persons was conducted at TCC, and it was found that 40 persons carried a cell phone, 43 persons carried a tablet computer, and 36 carried both a cell phone and a tablet. 1. How many people carried a cell phone or a tablet? 2. How many people carried neither a cell phone nor a tablet? 3. How many people carried a cell phone only?
A survey of 71 persons was conducted at TCC, and it was found that 40 persons carried a cell phone, 43 persons carried a tablet computer, and 36 carried both a cell phone and a tablet. 1. How many people carried a cell phone or a tablet? 2. How many people carried neither a cell phone nor a tablet? 3. How many people carried a cell phone only?
Chapter9: Sequences, Probability And Counting Theory
Section: Chapter Questions
Problem 16PT: In a competition of 50 professional ballroom dancers, 22 compete in the fox-trot competition, 18...
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