Question

I have 66% in a class and the final is worth 20%, what do I need to get on the final to get a C (70%) in the class?

Answer 1

well this is a weighted average. Your current grade is worth 80%. so you want

66 * 0.8 + X * 0.20 = 70

Answer 2

What percentage grade would I need?

Answer 3

solve for X

Answer 4

I'm getting some awkward number.

Answer 5

show steps and i'll find the problem

Answer 6

(66 * 0.8)+(70 * .20)=70

Answer 7

http://home.earthlink.net/~craie/students/grade.calc.html

Answer 8

That's link is very complicated Bob06!

Answer 9

I just need a quick answer.

Answer 10

66 * 0.8 + X * 0.20 = 70

Answer 11

solve for X. You put 70 in as X, but X is what you're solving for.

Answer 12

So I would need an 86 on the final to get a C?

Answer 13

something like that. just get as good a grade as you can ;)

sorry about the complicated link :D

Answer 14

yep, i get 86

Answer 15

Thanks!