If 30% of a class averages 95% on a test, 50% of the class averages 79% on the test, and the remainder of the class averages 60% on the test, what is the overall class average? (Round final answer to the nearest percent).
Choose the correct choice from the following answers
A) 76%	B) 77%	C) 78%	D) 79%	E) 80%
This question is a Weighted Average question with a series of dependent variables.   The remaining portion of the class represents 100% - 30% - 50% = 20% of the class   Converting the portions of the class population to decimal weights, we find:   Class Average  100  - 30  - 50= 
<gadget id="calculator"> 100  - 30  - 50</gadget>
<output>20</output>
20% of the class   Converting the portions of the class population to decimal weights, we find:   Class Average= 0.30x95 + 0.50x79 + 0.20x60 = 80   The class average (rounded) is 80%   Final Answer   80%) 80%
<result>E</result>
If 30% of a class averages 95% on a test, 50% of the class averages 79% on the test, and the remainder of the class averages 60% on the test, what is the overall class average? (Round final answer to the nearest percent).