# Emily’s vacuum cleaner has a power rating of 200 watts. If the vacuum cleaner does 360,000 joules of work, how long did Emily spend vacuuming?

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Divide 360000 by 200 to get 1800 seconds, or half of hour.

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(1) Answers

Divide 360000 by 200 to get 1800 seconds, or half of hour.

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