Ten > Sets
A survey of a community shows that 55% of the people like to listen to the radio, 65% like to watch the television, and 35% like to listen radio as well as to watch the television.
- If the set of people in the community is U then write the cardinality of U in percentage.
- Show the above information in a Venn-diagram.
- Find the percentage of people who like either to listen to the radio or to watch the television.
- Find the percentage of people who do not like to listen to the radio as well as to watch the television.
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