In a certain accounting class of 90 students, 70% of the students took the final exam on the assigned day while the rest of the students took the exam on a make-up date. If the students on the assigned day had an average score of 65%, and the students on the make-up date had an average score of 85%, what was the average score for the entire class?
Select the correct option:
A) 68%
B) 71%
C) 73%
D) 75%
E) 79%
70% of the students took the final exam on the assigned day --&gt; 0.7*90 = 63 students took the final exam on the assigned day, with an average score of 65.   The rest of the students took the exam on a make-up date --&gt; 90 - 63  --  0.7*90= 
<gadget id="calculator"> --  0.7*90</gadget>
<output>63</output>
63 students took the final exam on the assigned day, with an average score of 65.   The rest of the students took the exam on a make-up date --&gt; 90 - 63 = 27 students took the exam on a make-up date, with an average score of 85.   (Average Score)   --  90 - 63= 
<gadget id="calculator">  --  90 - 63</gadget>
<output>27</output>
27 students took the exam on a make-up date, with an average score of 85.   (Average Score)= (Sum of the scores)/(Total students) = (63*65 + 27*85)/90= 
<gadget id="calculator">(63*65 + 27*85)/90</gadget>
<output>71</output>
71.   Answer: 71%.
<result>B</result>
In a certain accounting class of 90 students, 70% of the students took the final exam on the assigned day while the rest of the students took the exam on a make-up date. If the students on the assigned day had an average score of 65%, and the students on the make-up date had an average score of 85%, what was the average score for the entire class?