Compare the two grading systems below.  Round to the nearest hundredth. Grading System A Grading System B Tests: 30% Projects: 30% Class Discussion: 25% Final Exam: 15% Tests: 40% Projects: 20% Class Discussion: 20% Final Exam: 20% a.  You have the following averages in each category: Tests – 88%, Projects – 80%, Class Discussion – 84%, Final Exam – 85%.  What is your class average for each grading system?  Explain which system you would prefer.  b.  Your friend wants to earn an A (90%) in the class.  She has the following averages in each category: Tests – 92%, Projects – 87%, Class Discussion – 88%.  What must your friend score on the final exam to earn an A (90%) for each grading system?

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Compare the two grading systems below.  Round to the nearest hundredth.

Grading System A Grading System B
Tests: 30% Projects: 30% Class Discussion: 25% Final Exam: 15% Tests: 40% Projects: 20% Class Discussion: 20% Final Exam: 20%


a.  You have the following averages in each category: Tests – 88%, Projects – 80%, Class Discussion – 84%, Final Exam – 85%.  What is your class average for each grading system?  Explain which system you would prefer. 
b.  Your friend wants to earn an A (90%) in the class.  She has the following averages in each category: Tests – 92%, Projects – 87%, Class Discussion – 88%.  What must your friend score on the final exam to earn an A (90%) for each grading system? 

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