Mathematics, 01.08.2019 19:00 libbymcvay

In a survey taken of 60 households, 40 households reported having a dog and 30 households reported having a cat. if half of all households having a cat also have a dog, how many households reported have neither a dog nor a cat?

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In a survey taken of 60 households, 40 households reported having a dog and 30 households reported h...

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