📅 NSB 2012🎓 HS🔄 Round 5#️⃣ Q22🌟 BONUS✍️ Short Answer
A water heater uses 4 kilowatts of electricity for 8 hours. To the nearest cent, how much does it cost to operate if the cost of electricity in your area is 10 cents per kilowatt hour?
✔️Answer:$3.20
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