: Referring to the residential rate schedule in Example. Calculate the average cost per kWh if only 400 kWh are consumed in july when the family is on vacation most of the time?
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Step 1 of 3
The following list is the residential rate schedule for the electricity bill for the month of July.
Base monthly charges of 
First 100 kWh per month at 
Next 200 kWh per month at 
Over 300 kWh per month at 
Total electricity consumption, 
Step 1 of 3
The following list is the residential rate schedule for the electricity bill for the month of July.
Base monthly charges of 
First 100 kWh per month at 
Next 200 kWh per month at 
Over 300 kWh per month at 
Total electricity consumption, 
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