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In 10 A class, these are 20 boys and 20 ...

In 10 A class, these are 20 boys and 20 girls and '10' B class, 15 ,boys and 25 girls For participating in a quiz cmpetition, if one student from each class is selected, What is the probability of
a) Selecting both Students boys
b) Selecting only one girl and one boy
c) Selecting at least one girl.

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V PUBLICATION-MATHEMATICS OF CHANCE-QUESTION BANK
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