SOLUTION: Suppose your semester grade is determined as follows: 30% for Tests, 20% for the Final Exam, 10% for Quizzes and 40% for Homework. a.) What grade would you earn in the class if

Question 986383: Suppose your semester grade is determined as follows:
30% for Tests, 20% for the Final Exam, 10% for Quizzes and 40% for Homework.
a.) What grade would you earn in the class if you earned an 82 average on Tests, an 85 average on the Quizzes, a 94 average on the Homework and a 78 on the Final Exam?
b.) What would you need to score on the Final Exam to get a 90 in the class instead, assuming all other category grades remain the same? Set up and solve an equation. Define any variable used.
Answer by solver91311(24713) (Show Source): You can put this solution on YOUR website!

Part a.)

   0.3 X .82
+  0.2 X .78
+  0.1 X .85
+  0.4 X .94

Do the arithmetic.

John

My calculator said it, I believe it, that settles it

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