An electric fridge having 600w operates 10hours a day. What is the cost of the energy if it to operate it 60 days at the rate of Rs.4, 50per unit?
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Power =work/time
So work =600mulityply by 10
=6000 units a day
It cost 4.50 unit a day then in 60 days
4.50 multiply by 6000
= 27000 rs
Power =work/time
So work =600mulityply by 10
=6000 units a day
It cost 4.50 unit a day then in 60 days
4.50 multiply by 6000
= 27000 rs
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