in a class there are X girls and Y boys what is the probability that a student chosen in is a girl
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x/x+y times....
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hope it helped u..
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Answered by
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Number of boys = y
Total students = (x + y)
Thus,P(a girl)= x/(x+y)
Total students = (x + y)
Thus,P(a girl)= x/(x+y)
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