SOLUTION: cody plays on the basketball team. up to this point in the season cody has made 19 out of 30 free throw attempt for an average of about 63.33%. how many free throw must cody make i

Algebra ->  Percentages: Solvers, Trainers, Word Problems and pie charts -> SOLUTION: cody plays on the basketball team. up to this point in the season cody has made 19 out of 30 free throw attempt for an average of about 63.33%. how many free throw must cody make i      Log On


   

Question 1136752: cody plays on the basketball team. up to this point in the season cody has made 19 out of 30 free throw attempt for an average of about 63.33%. how many free throw must cody make in a row to improve his average to at least 80%
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
(19+x)/(30+x)=8/10
cross-multiply to get 240+8x=190+10x
2x=50
x=25 FT
then he will be 44/55 which is 80%