SOLUTION: If I have a 90 average and I get a 58 and a 72 on quizzes worth 55 percent of my grade what is my new average?

Question 937670: If I have a 90 average and I get a 58 and a 72 on quizzes worth 55 percent of my grade what is my new average?

Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
assume that the score of 90 is worth 45% of your grade:
100 - 55 = 45%
---
g = 0.45*90 + 0.55*((58+72)/2)
g = 76.25%
---
Free algebra tutoring live chat:
https://sooeet.com/chat.php?gn=algebra
---
Solve and graph linear equations:
https://sooeet.com/math/linear-equation-solver.php
---
Solve quadratic equations with quadratic formula:
https://sooeet.com/math/quadratic-formula-solver.php
---
Solve systems of linear equations up to 6-equations 6-variables:
https://sooeet.com/math/system-of-linear-equations-solver.php
---
RELATED QUESTIONS
I have an 82 average in Math, and I just got a 78% on a quiz. If quizzes are 35% of my... (answered by ankor@dixie-net.com)

if i currently have a 90 average, and i take a test thats worth 25 percent of my grade... (answered by Alan3354)

If I have a average of 89 and I get a zero on a test, test are worth 50% of your grade... (answered by Fombitz)

If I have a 92 average in math and I take a test worth 30 percent of my grade and I score (answered by richwmiller)

if i have a 94 average and i get a 84 on a test worth 20%of my grade what is my grade (answered by richwmiller)

If i have a 71 in my Geometry class and i get a 0 on my final exam which is worth 10... (answered by ewatrrr)

If I have a 78% average and get a 65% on my final exam which is worth 18% of my final... (answered by ewatrrr)

If I have an average of 91 and get a 65 on an essay worth 30% of my grade. What is my... (answered by ewatrrr,Fombitz)

If I have an average of a 72 and I will take a test that's worth 20%. What grade do I... (answered by richwmiller)