An economics lecturer bases his final grade on tutorial work,two mid-semester tests,and a final examination.The tutorial work counts 10% toward the final grade,while each mid-semester test counts 25%.The remaining portion consists of the final examination.If a student scored 95% in tutorial work,70% on the first mid-semester test,96% on the second mid-semester test,and 72% on the final exam,his final average would be _________.
A) 78.9%
B) 89.7%
C) 79.8%
D) 87.9%

Question

Quizplus · Accepted Answer

The calculation for the final average is:

(0.1 x 95) + (0.25 x 70) + (0.25 x 96) + (0.4 x 72) = 9.5 + 17.5 + 24 + 28.8 = 79.8%

Therefore, the student's final average is 79.8%, which corresponds to choice C.

An Economics Lecturer Bases His Final Grade on Tutorial Work,two