in a house 3 bulbs of 25 w each are used for 5 h ours a day . calculate the units of electricity consumed in a month of 31 days. also find the total expenditure, if 1 unit of electricity costs rupees 2.50
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Answered by
39
total power consumed = 3×25×5×31
= 11625 wh.
in kWh = 11625/100
= 116.25 kWh
cost = 116.25 ×2.50
46.5 rs ans.
= 11625 wh.
in kWh = 11625/100
= 116.25 kWh
cost = 116.25 ×2.50
46.5 rs ans.
Answered by
3
Answer:
Rupees 46.5 is final answer of the above question
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