🧠Mixed10 questions
Utility Cost Calculator Quiz
Test your understanding of utility cost calculator with randomized questions. Each attempt generates new numbers for a fresh challenge.
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If your refrigerator uses 6.4 kilowatt-hours (kWh) of electricity per day and your electricity rate is $0.21000000000000002 per kWh, what is your daily cost for the refrigerator in dollars if you use it for 5 hours?