Learning in probability can take place not only in theoretical moments within a classroom, but also in moments of relaxation and interaction between students. Two students, Antônio and José, are playing guessing each other's birthday. Antônio gave José a tip about his birthday: he said he was born on the 31st, but not what month. What is the probability that José gets the month in which Antônio has a birthday right?

College Algebra
10th Edition
ISBN:9781337282291
Author:Ron Larson
Publisher:Ron Larson
Chapter8: Sequences, Series,and Probability
Section: Chapter Questions
Problem 41CT: On a game show, a contestant is given the digits 3, 4, and 5 to arrange in the proper order to form...
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Learning in probability can take place not only in theoretical moments within a classroom, but also in moments of relaxation and interaction between students. Two students, Antônio and José, are playing guessing each other's birthday. Antônio gave José a tip about his birthday: he said he was born on the 31st, but not what month.

What is the probability that José gets the month in which Antônio has a birthday right?

A) 7/12

B) 1/12

C) 1/7

D) 1/5

E) 30/12

 

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