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OpenStudy (anonymous):
There is a school were 60% are girls and 35% of the girls are poor. Students are selected at random, what is the probability of selecting a poor girl out of total strength.
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OpenStudy (emilylauren):
21%
OpenStudy (anonymous):
define E1 as selecting a girl, and E2 selecting a poor girl out of all girls....the the prob is simply E1. E2 it can also be answeres by using a tree or a chart..
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