question archive A survey of 1200 people in a certain city indicates that 840 own microwave? ovens, 740 own DVD? players, and 590 own microwave ovens and DVD players
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A survey of 1200 people in a certain city indicates that 840 own microwave? ovens, 740 own DVD? players, and 590 own microwave ovens and DVD players.
?(A) How many people in the survey own either a microwave oven or a DVD? player?
?(B) How many own neither a microwave oven nor a DVD? player?
?(C) How many own a microwave oven and do not own a DVD? player?
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