trying to figure out a grade that i need to get on my final in order to get a 93 for the class.
these are the grades listed by how much they are worth

13% = 67
12% = 95
14% = 76
3% = 100
14% = 78
14% = 95
Final worth 30% = X

100% Total to equal 93

Anyone ?

Question

trying to figure out a grade that i need to get on my final in order to get a 93 for the class.
these are the grades listed by how much they are worth

13% = 67
12% = 95
14% = 76
3% = 100
14% = 78
14% = 95
Final worth 30% = X

100% Total to equal 93

Anyone ?

dumbcow · Answer

use a weighted average
convert percents to decimals by moving decimal over 2 places to left
sum of all the products of score*percent worth
->(.13*67)+(.12*95)+(.14*76)+(.03*100)+(.14*78)+(.14*95)+(.3*x) = 93
compute and solve for x
->57.97 + .3x = 93

dumbcow · Answer

looks like you need a 116%
sorry check my math though

anonymous · Answer

haha, prob right. 93 is an A, and it's not likely. Youre a genius, dont let anyone tell you otherwise

dumbcow · Answer

Ace the final and you will get a solid B or B+ :)

anonymous · Answer

Thanks DC!