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Mathematics 28 Online
OpenStudy (anonymous):

At Bay High School 60% of all students have a car and an Ipod and 70% of all students have a car. What is the probability that a student with a car also has an Ipod?

OpenStudy (anonymous):

1/10

OpenStudy (anonymous):

did you make that answer up?

OpenStudy (anonymous):

thats not one of the options

OpenStudy (anonymous):

what are the choices

OpenStudy (anonymous):

A) 10% B) 68% C) 86% Eliminate D) 93%

OpenStudy (anonymous):

yep

OpenStudy (anonymous):

the answer is 6/7 change that to a decimal then a fraction and you get 86%

OpenStudy (anonymous):

the answer is c

OpenStudy (anonymous):

okay thank you

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