Question

Need help ASP!

of 430 consumers polled some purchased music on cds, some only download music, and some do both. If 280 people polled purchase cds and 220 purchase cds and download music , how many people download music?

Answer 1

70 people just downloaded music

Explanation:

430-220=210

280-210=70

Answer 2

First we find the amount of people who purchase CDs only. 280(purchase CDs) - 220(Purchase CD's and Download)= 60 People that Purchase only Cds. The rest are people that download only or Purchase CDs and download. 430 - 60 = 370 people that download music.