SOLUTION: I have an 82 average in Math, and I just got a 78% on a quiz. If quizzes are 35% of my grade, what is my new average?
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Question 667939: I have an 82 average in Math, and I just got a 78% on a quiz. If quizzes are 35% of my grade, what is my new average?
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
I have an 82 average in Math, and
I just got a 78% on a quiz.
If quizzes are 35% of my grade, what is my new average?
:
Then the average must by 65% of the grade
35/100 = 7/20
65/100 = 13/20
:
Using the ratio 13:7 and assume 20 grades
:
= 80.6% is the new average
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