In a college, 25% of the boys and 10% of the girls offer Mathematics. The girls constitute 60% of the total number of student. If a student is selected at random and is found to be studying Mathematics, the probability that the student is a girl, is
A
16
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B
38
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C
58
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D
56
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Solution
The correct option is B38 Let 100 students studying in which 60 % girls and 40 % boys.