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The cost of energy delivered to residences by electrical transmission varies from $0.070/kWh to $0.258/kWh throughout the United States; $0.110/kWh is the average value. (a) At this average price, calculate the cost of leaving a 75-W porch light on for two weeks while you are on vacation? 24 (b) At this average price, calculate the cost of making a piece of dark toast in 3.00 min with a 985-W toaster? (c) At this average price, calculate the cost of drying a load of clothes in 40.0 min in a 5.70 x 103-w dryer?

The cost of energy delivered to residences by electrical transmission varies from $0.070/kWh to $0.258/kWh throughout the United States; $0.110/kWh is the average value. (a) At this average price, calculate the cost of leaving a 75-W porch light on for two weeks while you are on vacation? 24 (b) At this average price, calculate the cost of making a piece of dark toast in 3.00 min with a 985-W toaster? (c) At this average price, calculate the cost of drying a load of clothes in 40.0 min in a 5.70 x 103-w dryer?

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The cost of energy delivered to residences by electrical transmission varies from $0.070/kWh to $0.258/kWh throughout the United States; $0.110/kWh is the average value. (a) At this average price, calculate the cost of leaving a 75-W porch light on for two weeks while you are on vacation? \[ \$ \, \_\_\_\_\_\_\_\_ \] (b) At this average price, calculate the cost of making a piece of dark toast in 3.00 min with a 985-W toaster? \[ \$ \, \_\_\_\_\_\_\_\_ \] (c) At this average price, calculate the cost of drying a load of clothes in 40.0 min in a \(5.70 \times 10^3\)-W dryer? \[ \$ \, \_\_\_\_\_\_\_\_ \]
Transcribed Image Text:The cost of energy delivered to residences by electrical transmission varies from $0.070/kWh to $0.258/kWh throughout the United States; $0.110/kWh is the average value. (a) At this average price, calculate the cost of leaving a 75-W porch light on for two weeks while you are on vacation? \[ \$ \, \_\_\_\_\_\_\_\_ \] (b) At this average price, calculate the cost of making a piece of dark toast in 3.00 min with a 985-W toaster? \[ \$ \, \_\_\_\_\_\_\_\_ \] (c) At this average price, calculate the cost of drying a load of clothes in 40.0 min in a \(5.70 \times 10^3\)-W dryer? \[ \$ \, \_\_\_\_\_\_\_\_ \]
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