Of 410 consumers polled, some purchase music on CDs, some only download music, and some do both. If 290 people polled purchase CDs and 220 purchase CDs and download music, how many people download music?

I don't even know where to start with this question.

Question

Of 410 consumers polled, some purchase music on CDs, some only download music, and some do both. If 290 people polled purchase CDs and 220 purchase CDs and download music, how many people download music?

I don't even know where to start with this question.

anonymous · Answer

410 -220 - 70 = 120

120 people only download music

anonymous · Answer

Thank you.

anonymous · Answer

no problem :)

anonymous · Answer

Just got it wrong :( it was actually 340.

anonymous · Answer

total people who download is 220 +120 =340

anonymous · Answer

120 was people who only download music. It's 340 people who download