Finding the score needed on a final exam to obtain a desired average.
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Your score on three tests are 76,88, and 72. Your grade on the final exam will count twice as much as any one test grade in determining your average grade for the course. In order for your average grade for the course to be 82, your grade on the final exam must be: ?
a. 85
b. 87
c. 77
d. 92
e. none of the above
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Solution Summary
The score needed on a final exam to obtain a desired average is found.
Solution Preview
Given: Three test scores are 76,88 and 72.
The average score is 82
The final exam score is twice as ...
Purchase this Solution
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