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9. A business uses two 3 kW fires for an average of 20 hours each per week, and six 150W lights for 30 hours each per week. If the cost of electricity is 14.25 p per unit, determine the weekly cost of electricity to the business.

9. A business uses two 3 kW fires for an average of 20 hours each per week, and six 150W lights for 30 hours each per week. If the cost of electricity is 14.25 p per unit, determine the weekly cost of electricity to the business.

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please only do this typewritten, thank you

9. A business uses two 3 kW fires for an average of 20 hours each per week, and six 150W lights for 30 hours each per week. If the cost of electricity is 14.25 p per unit, determine the weekly cost of electricity to the business.
Transcribed Image Text:9. A business uses two 3 kW fires for an average of 20 hours each per week, and six 150W lights for 30 hours each per week. If the cost of electricity is 14.25 p per unit, determine the weekly cost of electricity to the business.
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