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A blow-dryer and a vacuum cleaner each operate with a voltage of 120 V. The current rating of the blow-dryer is 14 A, while that of the vacuum cleaner is 4.7 A. Decide the power consumed by (a) the blow-dryer and (b) the vacuum cleaner. (c) Decide the ratio of the energy utilized by the blow-dryer in 12 minutes to the energy utilized by the vacuum cleaner in 57 minutes.

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