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4. A survey was conducted for 1000 people. Apparently 595 members of the democratic party, 595 wearing glasses and 550 love ice cream: 395 of them are members of the democrat party wearing glasses, 350 members of the ice-cream democratic party, and 400 people wearing glasses and love ice cream, 250 of them are members of the democratic party who wear glasses and love ice cream. A). How many of them are democrats, do not wear glasses and do not like ice cream? B). How many of them are democratic party members but do not wear glasses and do not like ice cream?

4. A survey was conducted for 1000 people. Apparently 595 members of the democratic party, 595 wearing glasses and 550 love ice cream: 395 of them are members of the democrat party wearing glasses, 350 members of the ice-cream democratic party, and 400 people wearing glasses and love ice cream, 250 of them are members of the democratic party who wear glasses and love ice cream. A). How many of them are democrats, do not wear glasses and do not like ice cream? B). How many of them are democratic party members but do not wear glasses and do not like ice cream?

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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4. A survey was conducted for 1000 people. Apparently 595 members of the democratic party, 595 wearing glasses and 550 love ice cream: 395 of them are members of the democrat party wearing glasses, 350 members of the ice-cream democratic party, and 400 people wearing glasses and love ice cream, 250 of them are members of the democratic party who wear glasses and love ice cream. A). How many of them are democrats, do not wear glasses and do not like ice cream? B). How many of them are democratic party members but do not wear glasses and do not like ice cream?
Transcribed Image Text:4. A survey was conducted for 1000 people. Apparently 595 members of the democratic party, 595 wearing glasses and 550 love ice cream: 395 of them are members of the democrat party wearing glasses, 350 members of the ice-cream democratic party, and 400 people wearing glasses and love ice cream, 250 of them are members of the democratic party who wear glasses and love ice cream. A). How many of them are democrats, do not wear glasses and do not like ice cream? B). How many of them are democratic party members but do not wear glasses and do not like ice cream?
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