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A survey of 200 people yielded the following information: 92 people owned a DVD player, 125 owned a microwave oven, and 72 owned both. How

A survey of 200 people yielded the following information: 92 people owned a DVD player, 125 owned a microwave oven, and 72 owned both. How many people owned the following?

(b) a DVD player but not a microwave oven

(d) neither a DVD player nor a microwave oven

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