SOLUTION: a web music store offers two versions of a popular song. the size of the standard version is 2.2 megabytes (MB). The size of the high-quality version is 4.9 MB. yesterday, there we

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: a web music store offers two versions of a popular song. the size of the standard version is 2.2 megabytes (MB). The size of the high-quality version is 4.9 MB. yesterday, there we      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 1047444: a web music store offers two versions of a popular song. the size of the standard version is 2.2 megabytes (MB). The size of the high-quality version is 4.9 MB. yesterday, there were 890 downloads of the song, for a total download size of 2714 MB. How many downloads of the high-quality version were there?
Answer by jorel555(1290) About Me  (Show Source):
You can put this solution on YOUR website!
Let a be the number of high-quality downloads. Then:
49a+22(890-a)=27140
49a-22a+19580=27140
27a=7560
a=280 high-quality downloads. ☺☺☺☺