Mark M. answered • 10/06/17
Tutor
5.0
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Mathematics Teacher - NCLB Highly Qualified
s represents the number of standard
2s represents the number of high-quality
2.5s + 4.2(2s) = 3161
Whitney B.
asked • 10/06/17Question in decription
A Web music store offers two versions of a popular song. The size of the standard version is
2.5
megabytes (MB). The size of the high-quality version is
4.2
MB. Yesterday, the high-quality version was downloaded twice as often as the standard version. The total size downloaded for the two versions was
3161
MB. How many downloads of the standard version were there?
2.5
megabytes (MB). The size of the high-quality version is
4.2
MB. Yesterday, the high-quality version was downloaded twice as often as the standard version. The total size downloaded for the two versions was
3161
MB. How many downloads of the standard version were there?
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