Asked by Jami Reid
In 2011. Dagan had a collection of 30 music CDs. Since then they have given away 2 CDs and purchased new CDs. Since 2011. what has been the percent increase in the number of CDs in Dagan's collection?
Answers
Answered by
mathhelper
missing data.
let the number of new CD's be x
so new collection = 30 - 2 + x = x + 28
percentage increase = (x+28)/30 * 100 %
Once you determined what the rest of the question is, continue ....
let the number of new CD's be x
so new collection = 30 - 2 + x = x + 28
percentage increase = (x+28)/30 * 100 %
Once you determined what the rest of the question is, continue ....
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