A class has two sections, which contain 20 and 30 students. The pass p – McqOptions

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1.	A class has two sections, which contain 20 and 30 students. The pass percentage of these sections are 80% and 60%, respectively. The pass percentage of whole class is :
A.	60
B.	68
C.	70
D.	78
Answer» C. 70

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