QUESTION 10 A retail establishment accepts either the American Express or the VI

Question

QUESTION 10 A retail establishment accepts either the American Express or the VISA credit card. A total of 24 percent of its customers carry an American Express An elementary school is offering 3 language classes: one in Spanish, one in French, and one in German. The classes are open to any of the 100 students in the school. There are 28 students in the Spanish class, 26 in the French class, and 16 in the German class. There are 12 students that are in both Spanish and French, 4 that are in both Spanish and German, and 6 that are in both French and German. In addition, there are 2 students taking all classes. If a student is chosen randomly, what is the probability that he or she is taking exactly one language ol ass! 2% o 70% o 32% o 10%

Explanation / Answer

The correct choice is 70%

We first find the probability that a student selected at random is taking one language class

P( taking any class) = 28/100 + 26 / 100 + 16 / 100

P( taking any class) = 0.70

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