Question

An electric refrigerator rated at 200 waat operated 6 hour per day calculate the cost of using energy in the month of April if the cost of 1 kilowatt energy is 5 rupees

Answer 1

i think Rs 180 is the correct answer

Answer 2

energy per day = 200*6
= 1200W
energy in 30 days = 1200*30
= 36000W
= 36kW energy
rate= $5/kW energy
Cost = 36 * 5
= $180

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