dimitriusjones3249 dimitriusjones3249
  • 20-02-2024
  • Mathematics
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An electric refrigerator rated 400 W operates 8 hours/day. What is the cost of the energy to operate it for 30 days at Rs. 3.00 per kWh?
a) Rs. 288
b) Rs. 320
c) Rs. 360
d) Rs. 400

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