Question 1158799
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based on past data, 90% of students in Smartville have a sibling, 25% have a pet, and 10% have both. 
Find the probability that a randomly selected student will have a sibling, given that they have a pet.
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This problem is on conditional probability.


They want you find the probability that a randomly selected student has both a sibling and a pet,
given that the student has a pet.


So, the conditional probability  is  P = {{{0.1/0.9}}} = 0.1111...   <U>ANSWER</U>
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Solved.