Question

A Web music store offers two versions of a popular song. The size of the standard version is
2.7
megabytes (MB). The size of the high-quality version is
4.2
MB. Yesterday, the high-quality version was downloaded four times as often as the standard version. The total size downloaded for the two versions was
4875
MB. How many downloads of the standard version were there?

Answer 1

@misty1212

Answer 2

2.7x + 4.2 * 4 * x = 4875

Answer 3

250

Answer 4

Let the number of download of the Standard version to be n then number of downloads of HQ ones will be 4n , using equations we could write this as following

2.7*n + 4.3*4*n = 4875
solving for n we will get n to be equal to 244.97 which is near to 245 times
Let me know if U got it :)

Answer 5

*4.2 sorry for typo :)