SOLUTION: if i need a 92% on my final and my final is worth 40% and by getting a 92% i get an 80% in the final course mark. what is my avg. sitting at right now?

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Question 690912: if i need a 92% on my final and my final is worth 40% and by getting a 92% i get an 80% in the final course mark. what is my avg. sitting at right now?
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
if i need a 92% on my final and my final is worth 40% and by getting a 92% i get an 80% in the final course mark.
what is my avg. sitting at right now?
:
Let x = the present average
:
%286x+%2B+4%2892%29%29%2F10 = 80
6x + 368 = 10(80)
6x = 800 - 368
6x = 432
x = (432/6}
x = 72 is your present average