1.

p% of the students of a class passed the exam. g% of the passed students are girls and b% of the fail students are boys. The percentage of passed boys over the failed girls is :

Answer»

`((bg)/P XX100)`
`(100(100-g)p)/((100-p)(100-b)`
`((100-g)(100-b))/((100-p))
NONE of the above

Answer :B


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