SOLUTION: If i have a class average of 82.3 and the final is worth 25% of your grade what is the lowest grade you can score to keep a B average?

Algebra ->  Average -> SOLUTION: If i have a class average of 82.3 and the final is worth 25% of your grade what is the lowest grade you can score to keep a B average?      Log On


   



Question 929558: If i have a class average of 82.3 and the final is worth 25% of your grade what is the lowest grade you can score to keep a B average?
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
I'm assuming 80 is a B.
If not change the right hand side of the equation to match the B threshold,
0.75%2882.3%29%2B0.25F%3E=80
83.05%2B0.25F%3E=80
With this B level, you already have a B average even if you fail the test.