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Find the Indicated Probability

Question 192

Multiple Choice

Find the indicated probability.
-In a certain class of students, there are 11 boys from Wilmette, 4 girls from Winnetka, 7 girls from Wilmette, 4 boys from Glencoe, 5 boys from Winnetka and 4 girls from Glencoe. If the teacher calls upon a student to
Answer a question, what is the probability that the student will be a boy?


A) 0.314
B) 0.71
C) 0.429
D) 0.571

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