Question

In an examination the percentage of students qualified with respect to the number of students appeared from school A is 75%. The number of students appeared from school B is 25% more than the number of students appeared from school A, and the number of students qualified from B is 20% more than the number of students qualified from school
A. What percentage of students qualified among those who appeared from school B?

A 60%
B 62%
C 66%
D 72%
E none of these
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