SOLUTION: If you have a 100 average then you get an 80 on a test what would your new average be? Please even if you don't know the percentage of tests give me the best answer you can.

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Question 942671: If you have a 100 average then you get an 80 on a test what would your new average be? Please even if you don't know the percentage of tests give me the best answer you can.
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
If you have a 100 average then you get an 80 on a test what would your new average be? Please even if you don't know the percentage of tests give me the best answer you can.
:
If the test counted equally to your class average, your new average would be 90%
:
If the test counted 25% of the your final grade
Av = %283%28100%29+%2B+80%29%2F4
Av = 380%2F4
Av = 95%