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Mathematics 17 Online
OpenStudy (toxicsugar22):

can you help me

OpenStudy (toxicsugar22):

OpenStudy (toxicsugar22):

From the table above If the researcher was to choose one person at random, what is the probability she would choose a person who lives in San Francisco or has experienced a major earthquake?

OpenStudy (petlovers123):

Its basically the same thing from the question before about los angeles

OpenStudy (petlovers123):

Just go back to the other question and compare it and use the instructions from that question on this question.

OpenStudy (toxicsugar22):

I did 6/20+8/20. I got 15/20 but its not correct. So I am not sure what I am doing wrong

OpenStudy (petlovers123):

Let me get @hartnn to help you again because e helped you

OpenStudy (petlovers123):

@hartnn

hartnn (hartnn):

Answer me 3 questions. 1. how many people live in SF? 2. how many has experiences major earthquake. 3. how many people living in SF have experienced major earthquake?

OpenStudy (toxicsugar22):

7 people live in SF 8 people experienced earthquake and the last is 3

OpenStudy (toxicsugar22):

oh so 7/20+8/20-3/20 right

hartnn (hartnn):

yes!

hartnn (hartnn):

which is 3/5 pr 60%

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