There are two sections of a class, in which there are 20 and 30 studen – McqOptions

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1.	There are two sections of a class, in which there are 20 and 30 students. The pass percentage of students in these sections are 80 percent and 60 percent respectively. The pass percentage of the student in the whole class is-
A.	68
B.	78
C.	60
D.	70
Answer» B. 78

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