algebra Chapter 1 Project

# algebra Chapter 1 Project - The total grade is raised more...

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Alex = .3(77) + .15(95) + .4(79) + .15(85) = 81.7 Ashley = .3(91) + .15(95) + .4(88) + .15(90) = 90.3 Barron = .3(82) + .15(85) + .4(81) + .15(75) = 81 Elizabeth = .3(75) + .15(100) + .4(84) + .15(80) = 83.1 Gabe = .3(94) + .15(90) + .4(90) + .15(85) = 90.5 Lynn = .3(88) + .15(85) + .4(80) + .15(75) = 82.4 In a chemistry class where the professor calculates final grades using the polynomial A=.3f + .15h + .4t + .15p. Alex ended with a course average of 81.7. Ashley ended with a course average of 90.3. Barron ended with a course average of81. Elizabeth ended with a course average of 83.1. Gabe ended with a course average of 90.5. Lynn ended with a course average of 82.4 The highest total score in the class was 90.5 which was received by Gabe.
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Unformatted text preview: The total grade is raised more with a grade of 100 on the final exam than with a grade of 100 on the semester project because the final exam is weighted more than the semester project. The final exam makes up .3 or 30% of the total grade while the semester project only makes up .15 or 15% of the total grade. A = .3f + .15(85) + .4(85) + .15(95) 90 = .3f + .15(85) + .4(85) + .15(95) 90 = .3f + 12.75 + 34 + 14.25 90 = .3f + 61 29 = .3f 96.7 = f Assuming that I am a student in this class, with 1 week until the final exam, I have a homework average of 85, a test average of 85, and a 95 on the semester project. To achieve at least a 90.0 overall, I must get at least 96.7 on the final exam....
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