In a survey of 100 people 65 read daily newspaper,40read monthly newspaper,45read weekly newspaper,25 read daily as well as weekly,20 read daily as well as monthly and 15 read at least one type of newspaper,find how many people read all three types of newspaper.also find no of people read exactly two newspaper.
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In a survey of 100 people 65 read daily newspaper,40read monthly newspaper,45read weekly newspaper,25 read daily as well as weekly,20 read daily as well as monthly and 15 read at least one type of newspaper,find how many people read all three types of newspaper.also find no of people read exactly two newspaper.
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