SOLUTION: Your final exam is 25% of your final grade. You want to get 80%. Your average on ,the first 3 tests is 75. What do you need on the final to reach your goal?
Hi,
Note: 3 tests plus final 0r 4 tests each counting 25% of grade
average on the first 3 tests is 75 0r 225 point earned to date
Let x represent final exam score
If
then x = = 95