Engineering Board Exam Reviewer · Physics · medium
A 1.5 kW air conditioner runs 4 hours a day for 30 days. At ₱11 per kWh, what is the monthly cost?
- ₱66.00
- ₱1980.00
- ₱19800.00
- ₱495.00
Answer
B. ₱1980.00
Solution
Energy = 1.5(4)(30) = 180 kWh. Cost = 180(11) = ₱1980.00.
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